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MINISTRY OF EDUCATION 2009 CURRICULUM GUIDES MATHEMATICS, GRADE FOUR The aim of the curriculum is the development of mathematically powerful individuals “who understand and confidently us mathematical concepts principles across disciplines and in everyday life” (OECS Education reform Unit (OERU), 1993, p33) additionally, the curriculum should enable these individuals to be critical thinkers and problem solvers who enjoy the challenges of mathematics and readily pursue solution to problems. If the mathematic curriculum is to achieve this aim, it should of necessity include from the outset the attributes and behaviours that describe individuals. These learning outcomes embody this range of appropriate attributes. Analysis of the characteristics of the mathematically powerful individual as well descriptions of an appropriate learning environment provides an indication of these attributes. The description suggest that students should have developed and be able to use: - knowledge of mathematical concepts and procedures - knowledge of mathematical relationships - reasoning skills - language and communication skills and - problem solving skills Mathematics consists of several facts, skills, concepts and general procedures or strategies (Department of Education and Science (DES), 1987; National Council of teacher of Mathematics (NCTM, 1989, 2000) Therefore, students should be provided with opportunities to learn, not just concepts and facts, but also skills and procedures thus are appropriate for their level of development. In developing these work habit, attention should also be also be given to nurturing positive attitudes. The development of a positive attitude towards mathematical should focus on ensuring that students acquire: A fascination with the subject An interest in doing the subject An appreciation for the purpose and relevance of the mathematics that is studies Students’ confidence in their ability to do the subject (NTCM, 2000, OERU 1998) These general elements are the foundation of the learning outcomes. Consistent with the recommendations coming out of the 1998 sub-regional workshop, the learning outcomes have been organized into five strands or content areas of mathematics Statistics Geometry Measurement Number Concepts Computation The facts, skills, procedures and dispositive that student need to develop in each of these areas have therefore been identified The development of these elements of mathematics can be facilitated by appropriate experiences, In this regard it is important to note that develop mathematical competence and positive personal qualities through activities that allow them to examine and restructure their knowledge (James, 1995, Hartfield, Edwards, S Bitter, 1999, Reyes, Suydam, S Lindquis, 1984). Based on the better statement, commencing from the June 2005 Primary Mathematics Examinations, there will be a school based component for grade 6 students. 10% of the Primary National Mathematics Examination score will be general towards this section. Students are required to submit Mathematics Project based on one of the content area from the 5 strands of: Measurement Geometry 7In everything set them an example by doing what is good. In your teaching show integrity, 1 seriousness 8and soundness of speech that cannot be condemned, so that those who oppose you may be ashamed because they have nothing bad to say about us. Titus 2:7,8 MINISTRY OF EDUCATION 2009 CURRICULUM GUIDES MATHEMATICS, GRADE FOUR Number Concept Computation and Statistics The aim of the project is for students to demonstrate how Mathematics is used in their daily lives STRANDS: 1. 2. 3. 4. 5. 6. NUMBER: THEORY, CONCEPTS AND OPERATIONS MEASUREMENT GEOMETRY STATISTICS AND DATA HANDLING ALGEBRA, PATTERNS AND FUNCTIONS CONSUMER ARITHMETIC Standards: The learner will be able to: 1. Develop number sense, ways of representing numbers, relationships among numbers and number systems and perform mathematical computations 2. Construct an understanding of measurable attributes of objects and the units, systems, and the processes of measurement. 3. Investigate properties of geometric shapes. 4. Use appropriate data gathering procedures, techniques for representing data and interpreting data. 5. Discover algebraic properties and expressions and apply the operations to the solution of algebraic equations and inequalities; read and interpret graphs and use them to represent algebraic relationships. 6. Appreciate the role of the consumer in performing day-to-day transactions involving money. 7. Solve problems using a variety of problem solving strategies (See Polya.) Attainment Targets: The learner will be able to: 1. Apply number operations and relationships with speed and accuracy to solve problems using mental strategies, paper/pencil or technology. 2. Make and use estimation and accurate measurement by applying appropriate instruments, formulas and units to solve problems in a variety of ways. 3. Identify and describe attributes of geometric shapes and apply this knowledge to reason or solve problems about shape, size, position or motion of objects. 4. Use a variety of strategies to collect, organize, analyze, and interpret data to make decisions and solve problems. 5. Identify, describe and represent patterns and functional relationships to solve mathematical and real-life problems with speed and accuracy. 6. Apply knowledge of money to solve problems related to day-to-day transactions. 7In everything set them an example by doing what is good. In your teaching show integrity, 2 seriousness 8and soundness of speech that cannot be condemned, so that those who oppose you may be ashamed because they have nothing bad to say about us. Titus 2:7,8 MINISTRY OF EDUCATION 2009 CURRICULUM GUIDES MATHEMATICS, GRADE FOUR STRAND: NUMBER: THEORY, CONCEPTS AND OPERATIONS UNIT TITLE: WHOLE NUMBERS TERM: ONE UNIT: ONE DURATION: TWO WEEKS Focus Question: 1. What is the relationship between numbers and number systems? Learning Outcomes Demonstrate an understanding of number up to 10000 Create and solve problems using place value and whole number concept Key Concepts Place value Total Expanded notation Ascending Descending Magnitude Round off Ordinal Position Specific Objectives 1. 2. 3. 4. 5. 6. 7. 8. Identify discuss, use and write numbers up to 9 999 and represent them a variety of ways Identify the place value and total value of any digit in numbers up to 9 999 Write number up to 9 999 in expanded notation Arrange a set of two, three and or four digit numbers in order of magnitude Round off two, three or four-digit numbers to the nearest 10 Round off three or four-digit numbers to nearest 100 Identify the ordinal position of an object in an arrangement Identify the object that corresponds to a given ordinal position in an arrangement Suggested activities Using number line, have pupils fill in missing numbers. Explain rule for rounding off numbers. Let pupils practice by playing a game “what number an I. before I was rounded off to the nearest 10. I was 328, what number am I now 330. Present pupils with place value chart and number tiles. Explain place value and total value. Let pupils use number tiles to represent a given number TH H 6 T 4 O 9 Place value of 6 = hundred Total value of 6 = 600 or six hundred Using place value chart pupils will place given numbers in their correct column. Let pupils use the total value from chart to aid expansion. H 4 T 2 O 8 + 400 + 20 + 8 Write in expanded notation any numbers up to 9 999 e.g. 8763- (8x1000) + (7x100) + (6x10) + (3x1) Arrange sets of numbers in order of magnitude according to the digit (2, 3, or 4) Round off two, three- or four-digit numbers to the nearest to the nearest 10 e.g. 26 nearest 10 = 30 183 nearest 10 = 180 3635 nearest 10 = 3640 Round off three or four-digit numbers to the nearest 100. e.g. 133 –nearest 100 = 100 163 –nearest 100 = 200 378 – nearest 100 = 3400 5303 – nearest 100 = 5300 7In everything set them an example by doing what is good. In your teaching show integrity, 3 seriousness 8and soundness of speech that cannot be condemned, so that those who oppose you may be ashamed because they have nothing bad to say about us. Titus 2:7,8 MINISTRY OF EDUCATION 2009 CURRICULUM GUIDES MATHEMATICS, GRADE FOUR STRAND: NUMBER; THEORY, CONCEPTS AND OPERATIONS UNIT TITLE: NUMBER CONCEPT/COUNTING TERM: ONE UNIT: TWO DURATION: TWO WEEKS Focus Questions: 1. What is the relationship between numbers and the number system? 2. What patterns may result in a sequence of numbers? Learning Outcomes Demonstrate an understanding of number up to 10000 Create and solve problems using place value and whole number concept Key Concepts Place value factors, multiples Specific Objectives 1. Count in a variety of ways; counting forward, counting backwards, skip counting, counting on 2. 3. 4. Identify the pattern in a sequence of numbers Complete sequence of numbers Generate number sequence Computation Forward counting Backward counting Skip counting Pattern 7In Suggested activities Play games to develop numbers sense e.g. bingo, matching, jig saw Use squared paper. Copy number square/grid form 1 to 100. Pupils will colour every second number starting with 2. repeat for other patterns (5’s, , 10’s, 20’s, and 25’s,) Give patterns for pupil to identify the sequence e.g. 2, 4, 6, _, _, (add 2). Allow pupils to complete sequences after identifying pattern E.g. 5,10, 15, 20, 25, 30, 35, (add 5) Given a pictorial representation of a number, let pupils write number in figures and words. Repeat activity allowing pupils to draw pictures to represent numbers. Using three dice. Let pupils throw the dice four times. Each time have them write down the largest and smallest number you can make. everything set them an example by doing what is good. In your teaching show integrity, 4 seriousness 8and soundness of speech that cannot be condemned, so that those who oppose you may be ashamed because they have nothing bad to say about us. Titus 2:7,8 MINISTRY OF EDUCATION 2009 CURRICULUM GUIDES MATHEMATICS, GRADE FOUR STRAND: NUMBER: THEORY, CONCEPTS AND OPERATIONS UNIT TITLE: NUMBER CONCEPT TERM: ONE UNIT: THREE DURATION: THREE WEEKS Focus Questions: 1. How are prime numbers different from composite numbers? 2. What is the difference between odd and even numbers 3. How are factors different from multiples? 4. What are the differences between factors and multiples Learning Outcomes Demonstrate an understanding of number up to 10000 Create and solve problems using place value and whole number concept Key Concepts Prime composite Odd, even Least common multiple (LCM) Highest Common Factor (HCF) 1. 2. 3. 4. 5. 6. Specific Objectives Explain the concepts of prime number and composite number Identify prime numbers and composite numbers Classify numbers in a variety of ways e.g. as primes, composite, odd, and or even Find the least common multiple of two or three numbers, by listing Find the highest common factor of two or three numbers by listing factors Explain the meaning of factors and multiples Suggested activities Using the hundred grid students shade numbers divisible by 2, 3, 5 and 7. They note shaded numbers are composite, un shaded numbers are prime Students define prime and composite numbers. Students recall prime numbers form Classify numbers, composite, odd or even e.g. Students list the multiples of given numbers. They pick out the common multiple(s) Find the LCM of two or three whole number by listing multiples of given numbers e.g. 2 - 2,4,6,8,10} 6 3 – 3,6,9, } 6 – LCM Students note the smallest of the common multiples as a the LCM of the given numbers Students list factors of given numbers, then pick out factors that are common. They identify the largest of the common. They identify the largest of the common factors as the HCF of the numbers Use the factors tree to find the HCF of given numbers Use multiplication facts of given numbers to bring out concepts of factors .e.g. 12 1x12 2x6 3x4 Recall multiplication tables to bring out concept of multiples After recalling multiplication tables, students generate multiples of given numbers 7In everything set them an example by doing what is good. In your teaching show integrity, 5 seriousness 8and soundness of speech that cannot be condemned, so that those who oppose you may be ashamed because they have nothing bad to say about us. Titus 2:7,8 MINISTRY OF EDUCATION 2009 CURRICULUM GUIDES MATHEMATICS, GRADE FOUR STRAND: NUMBER: THEORY, CONCEPTS AND OPERATIONS UNIT TITLE: COMPUTATION/WHOLE NUMBERS TERM: ONE UNIT: FOUR DURATION: TWO WEEKS Focus Question: 1. What are the basic addition, subtraction, facts Learning Outcomes Create and solve reallife problems involving addition and subtraction with numbers up to 10000 Key Concepts Computation vocabulary: sum, product, total Specific Objectives 1. Create and solve problems involving addition, subtraction, multiplication and / or division of whole numbers 2. Recall the basic facts for addition and subtraction 3. Add numbers with up to four digits without regrouping 4. Add numbers with up to four digits with regrouping in two places / columns 5. Add numbers with up to four digits with regrouping in three places / columns 6. Carry out subtractions involving numbers with up to four digits, without regrouping 7. Carry out subtractions involving numbers with up to four digits, with regrouping in one place // column only 8. Carry out subtractions involving numbers with up to four digits, with regrouping in two places // columns only 9. Carry out subtractions involving numbers with up to four digits, with regrouping in three places // columns only 10. Explain the regrouping process for addition and subtraction Suggested activities Engage pupils in a bingo game involving addition, subtraction, multiplication or division of whole numbers Use arrow graphs to draw from pupils their knowledge of addition, subtraction, multiplication or division. Use calculators, mental strategies, pen and paper to investigate number pattern and relationship Discuss these patterns and create examples for themselves for display e.g. +2 2 3 4 Repeat with (-); (÷); (x) 7In everything set them an example by doing what is good. In your teaching show integrity, 6 seriousness 8and soundness of speech that cannot be condemned, so that those who oppose you may be ashamed because they have nothing bad to say about us. Titus 2:7,8 MINISTRY OF EDUCATION 2009 CURRICULUM GUIDES MATHEMATICS, GRADE FOUR STRAND: NUMBER; THEORY, CONCEPTS AND OPERATIONS UNIT TITLE: COMPUTATION/WHOLE NUMBERS TERM: ONE UNIT: FIVE DURATION: TWO WEEKS Focus Question: 1. What are the basic multiplication and division facts? Learning Outcomes Create and solve real-life problems involving multiplication and division of one and two digit numbers Specific Objectives 1. 2. 3. 4. 5. 6. Key Concepts Computation vocabulary: sum, product, total Multiply a two-digit number by a one-digit number Multiply a two-digit number by a two-digit number Divide a two-digit number by a one-digit number, with and without remainder Divide a three-digit number by a one digit number without and with a remainder Explain the meaning of the remainder in division Carry out calculations involving brackets and several operations Suggested activities Use the lattice method in multiplication Use rules for divisibility for example all even numbers are divisible by 2 STRAND: NUMBER; THEORY, CONCEPTS AND OPERATIONS UNIT TITLE: FRACTIONS TERM: TWO UNIT: ONE DURATION: THREE WEEKS FOCUS QUESTION: 1. What are the different operations that can be applied using fractions and whole numbers? Learning Outcomes Solve simple fractions involving elementary fractions Specific Objectives 1. 2. 3. 4. 5. 6. 7. Key Concepts Fraction Proper Fractions Denominator Numerator Improper Fractions Mixed numbers Add a whole number to a proper fraction Add two proper fractions with like denominators Add two proper fractions with unlike but related denominators, using concrete objects and pictures/diagrams Carry out subtraction involving two proper fractions with like denominators, no regrouping Carry out subtraction involving two proper fractions with unlike but related denominators, no regrouping using concrete objects and pictures/diagrams Multiply a fraction by a whole number using concrete objects and pictures/diagrams Multiply a whole number by a proper fraction using concrete objects and pictures/diagrams Suggested activities Engage pupils in a bingo game involving addition, subtraction, multiplication or division of whole numbers Use arrow graphs to draw from pupils their knowledge of addition, subtraction, multiplication or division. Use calculators, mental strategies, pen and paper to investigate number pattern and relationship Use fractions charts to add and subtract proper fractions of the same family Shade fractional parts of a whole Divide wholes into fractional parts to show improper fractions STRAND: MEASUREMENT UNIT TITLE: LENGTH TERM: TWO UNIT: TWO DURATION: TWO WEEKS Focus Question: 1. What is the metric unit used to measure length? 7In everything set them an example by doing what is good. In your teaching show integrity, 7 seriousness 8and soundness of speech that cannot be condemned, so that those who oppose you may be ashamed because they have nothing bad to say about us. Titus 2:7,8 MINISTRY OF EDUCATION 2009 CURRICULUM GUIDES MATHEMATICS, GRADE FOUR Learning Outcomes Specific Objectives 1. Estimate and accurately measure length and distances and calculate perimeter using standard units 2. 3. 4. 5. 6. 7. 8. 9. Key Concepts Length Height Metre Centremetre Kilometre Estimate Measure Suggested activities Scale drawing 7In Estimate and measure lengths and heights of objects using the metre and /or centimetre as the unit of measure Draw line segment of a given length in centimetres Measure line segments and curves using the centimetre as the unit of measure Justify the need for the millimetre as a unit of measure Estimate and measure lengths of objects using the millimetre as the unit of measure State the relationship between the millimetre and the centimetre, and the millimeter and the metre Compare the length or height of objects given their measurement in the same or different unit Explain what a scale drawing is and how scale drawings are used in real life. Use scale drawings(e.g. Maps) to determine distances in kilometres or metres Students are presented with a metre rule. They note its length. Students measure lengths and heights of objects in classroom e.g.: chalkboard, door Students use experience to estimate lengths and heights of other objects in classroom and record estimated lengths /heights Students measure actual lengths and heights of objects; Record measurements and compare with estimated lengths/heights. Repeat above activities using the centimetre Students use a centimetre rule to measure given line segments. Students use string to measure curves by covering the distances of the curves with the string. Students then measure string against a centimeter rule to get the actual length in centimetre Students are asked to measure fingernail using a centimetre rule. They note difficulties. Students now measure using the millimetre as the unit of measure Students then justify the need for the millimeter as a unit of measure using their knowledge of the millimetre students Estimate the lengths of given objects e.g.: pencil point, pencil eraser record measurements Students now measure given lengths using the millimetre at the unit of measure Students record measurements Students compare estimations and measurements. Given a centimetre rule subdivided into millimetre, Students note how any millimetres a centimetre equals. Students complete worksheets to convert From mm to cm and vice versa Students note the relationship between cm and m. Then they further investigate relationship between mm and m (1000m - 1m) Students orally convert between units e.g.: 4000 m = 4 m. Students complete worksheets Given measurement of objects in the same units, students compare measurements ( >, <) Students complete worksheets given measurements of objects in different units, Students first convert to same units then compare measurements e.g.: 66 mm • 6 cm = 66 mm • 60 cm complete worksheets Students are given a scale drawing of the school. They measure the distances between their classroom and the staff room using their cm rule. Students discuss whether distance is accurate. Explain. Students measure actual distances. Students take note of the scale on the sketch, then calculate actual distance. Students note other situations in real life when the scale id useful, then determine (calculate) distance Between villages, village and the capital, village and historical sites, beaches etc. Complete worksheet based on map. everything set them an example by doing what is good. In your teaching show integrity, 8 seriousness 8and soundness of speech that cannot be condemned, so that those who oppose you may be ashamed because they have nothing bad to say about us. Titus 2:7,8 MINISTRY OF EDUCATION 2009 CURRICULUM GUIDES MATHEMATICS, GRADE FOUR STRAND: MEASUREMENT UNIT TITLE: MASS TERM: TWO UNIT: THREE Focus Question: 1. What is the metric unit used to measure mass Learning Outcomes Compare he relationship among the more commonly used units of mass Specific Objectives 1. 2. 3. 4. 5. 6. Key Concepts Mass Kilogram Gram Milli Kilo 7In DURATION: TWO WEEKS Estimate and measure the mass of objects sing kilograms and grams. Justify the need for milligrams as a unit of mass Describe situations in real life where the milligram is used as a unit of measure Estimate and measure the mass of objects in milligrams. State the relationship between the milligram and gram, kilogram and gram Compare the mass of objects given their measurement of mass in the same or different units Suggested activities Students are presented with a gram mass. They measure in hand to get the feel of the mass. Students are given objects measured in grams where the measure in hand against the gram mass, and estimate the mass of the objects. Students record estimated mass Students use scale to measure actual mass of record actual mass measured and objects. Students compare against estimated mass. Students develop level of accuracy in estimating by getting more practice in estimating mass then measure actual mass of different objects. Students follow above procedure with the kilogram. Students are given objects to measure that have a mass of less than a gram They note that objects cannot be measured using the gram. Students suggest a way of measuring the actual mass of the objects. Students are introduced to the milligram as a unit of measure. Students talk about the need of the milligram as a unit of mass Students are asked to name objects in household that are measured in milligrams Students are given examples of these objects e.g. Prescription pills Students carry out research on objects that are students practice measuring objects in milligrams Students then estimate the mass of objects in milligrams. They record measurements. Students then measure actual mass of objects & Record measurements. Students compare the estimated mass and the actual mass of objects in milligrams Students note the meaning of the prefixes, milli and kilo They use a scale balance to find the relationship between milligram and gram i.e. How many milligram masses does it take to balance gram mass Students follow the same procedure with the kilogram and gram. How many gram masses it takes to balance a kilogram mass Complete worksheets to show relationship Given measurements in same units students compare mass i.e. ( >, <) Given measurements in different units students first convert to same units then compare masses i.e.( >, <) Complete worksheet everything set them an example by doing what is good. In your teaching show integrity, 9 seriousness 8and soundness of speech that cannot be condemned, so that those who oppose you may be ashamed because they have nothing bad to say about us. Titus 2:7,8 MINISTRY OF EDUCATION 2009 CURRICULUM GUIDES MATHEMATICS, GRADE FOUR STRAND: MEASUREMENT UNIT TITLE: CAPACITY TERM: TWO UNIT: FOUR Focus Question: 1. What is the metric unit used to measure capacity DURATION: TWO WEEKS Learning Outcomes Specific Objectives 1. Estimate and measure capacity of containers in litres or centilitres. Compare capacities of 2. Justify the need for the millilitre as a unit of measure of capacity different objects using 3. Estimate and measure the capacity of containers using the millimetre as basic standard units a unit of measure. 4. Describe situations in real life where the millilitre is used as a measurement of capacity 5. State the relationship between the millilitre and centilitre and litre Key Suggested activities Concepts Estimate Given a measuring cylinder (litre) students observe the capacity of liquid in the measure cylinder. capacity Students are presented with other containers, they estimate the capacity of the litre containers compared to the measuring cylinder millilitre Students record estimated capacity centilitre Students now use measuring cylinder to measure capacity of liquids in container Students record a actual capacity of containers. Students compare estimated and actual measurement Students are given a litre measuring cylinder and asked to measure the capacity of liquid in a chubby bottle (without the label) Students note the capacity of liquid in bottle is less than the capacity of the cylinder. Students suggest ways of measuring actual capacity Students are presented with measuring cylinder in millilitre units. They measure actual capacity of liquid in bottle Students justify the need for the millilitre as s unit of measure which they measure the capacity of the liquid in ml and two other containers which they estimate the capacity by comparing against the first container. Students record estimated capacity; Students then compare estimation with other groups.; Students now measure actual capacity of containers Students record actual capacity, and compare against estimated capacity. Students are presented with a chubby bottle (soda) with label affixed. Students note the capacity of printed on label Students are asked of other containers in the household that are measured in millilitres.; Students are presented with other containers. As an additional activity students are asked to bring in containers and/or labels measured in millilitres. Students observe measuring cylinder marked in centiliter units and further marked in millilitre units Students/ discover/note that 1 centilitre is equivalent to 10 millilitres. Given capacity in centilitres, students convert to millilitres. They note to convert from centilitres to millimetres, multiply by ten(10) and to convert from millilitres to centilitres, divide by ten(10) Given litre measuring cylinder subdivided into milliliter units, students note that 1 liter is equivalent to 1,000 millilitres. Given measurement of liquid in containers, students compare the capacity of liquids in containers. 7In everything set them an example by doing 10 what is good. In your teaching show integrity, seriousness 8and soundness of speech that cannot be condemned, so that those who oppose you may be ashamed because they have nothing bad to say about us. Titus 2:7,8 MINISTRY OF EDUCATION 2009 CURRICULUM GUIDES MATHEMATICS, GRADE FOUR STRAND: MEASUREMENT UNIT TITLE: TEMPERATURE TERM: TWO UNIT: FIVE DURATION: ONE WEEK Focus Question: What is the metric unit used to measure temperature? Learning Outcomes Develop concept of temperature Key Concepts Thermometer Degrees Celsius Fahrenheit Specific Objectives 1. 2. Read recorded temperatures Identify the scales that are used to measure temperature Suggested activities Students read temperatures as recorded on hand outs / worksheets Students observe the two types of thermometer clinical , laboratory They note the scales marked on thermometers 'Celsius, Fahrenheit Given worksheets with unlabelled thermometers, students identify which scale is Celsius and which is Fahrenheit STRAND: GEOMETRY UNIT TITLE: LINES AND ANGLES TERM: THREE UNIT: ONE Focus Question: 1. Where can we find lines around us? 2. What is a line segment? 3. How do we describe curves? 4. What are different kinds of angles? Learning Outcomes Investigate properties of 2-D shapes in terms of lines and angles DURATION: ONE WEEK Specific Objectives 1. 2. 3. 4. 5. Draw and label line segments Identify and draw intersecting lines Classify curves as simple, open, or closed Explain the concept of a point Explain the concept of angle Key Concepts Attributes of curves: simple, open, closed, Suggested activities Present students with a diagram with names lines to include intersecting lines and ask students to idnetify lines that interest e.g. A B Point angles: acute, right, obtuse, C D Students are instructed to draw diagrams of their own to include intersecting lines. Given a worksheet with examples of different, named curves, students complete a table grouping the curves as simple, open or closed Following directions given by teacher, students draw simple, open and closed curves of their own. Students are asked to make two points with pencil in their books. They then connect the points together. Teacher explains concept of line segment. Students repeat activity using a ruler. They identify the segments as curve or straight Teacher uses chart showing letters of alphabet to show enclosed curves. Students draw straight lines to cross each other. They note the angles formed Students draw line segments to meet/cross each other at different points to form angles of different sizes. They note the angles formed by the horizontal lines and the margin of the page of their books Students name angles as right, acute or obtuse. 7In everything set them an example by doing 11 what is good. In your teaching show integrity, seriousness 8and soundness of speech that cannot be condemned, so that those who oppose you may be ashamed because they have nothing bad to say about us. Titus 2:7,8 MINISTRY OF EDUCATION 2009 CURRICULUM GUIDES MATHEMATICS, GRADE FOUR STRAND: GEOMETRY UNIT TITLE: 2D SHAPES TERM: THREE UNIT: TWO DURATION: TWO WEEKS Focus Question: 1. How are angles useful in everyday life? 2. What is the relationship between squares and rectangles? 3. What is the relationship between radius and diameter? Learning Outcomes Investigate properties of 2-D shapes in terms of lines and angles Describe similarities / differences between 3d shapes in relation to their properties Key Concepts 2-Dimensional shapes Edges Vertices size of angles number of angles Right angles Attributes of squares and rectangles Parts of a circle: Radius Diameter Centre 7In Specific Objectives 1. 2. 3. 4. 5. Explain the concepts of angle and right angle Draw and label angles Classify angles according to size Identify right angles in 2 D Describe 2D shapes in terms of number of sides and the number and measure of angles 6. Classify triangles according to the measure of their angles 7. Describe the attributes of squares and rectangles 8. Identify the similarities and differences between squares and rectangles 9. Explain how squares and rectangles are related 10. Explain the concepts of radius, diameter, and centre of a circle 11. Identify the centre of a circle 12. Identify and draw radii and diameters of a circle Suggested activities Students draw angles of choice, of different sizes. They then use knowledge of angles to label angles drawn Given a worksheet with a number of angles, pupils apply knowledge of the size of angle and classify them by observation. They complete a table to classify angles as right, acute, obtuse, reflex, straight. Students further measure size of angles using a protractor for actual measurement Students engage in a game of ‘Jeopardy’ to describe 2D shapes e.g. I have 4 equal sides 4 right angles. Who am I. Students recall attributes of a triangle Students complete worksheet of problems pertaining to the measure of angels of or triangle. They also engage in a game of “Jeopardy’. Students recall attributes of squares and rectangles They note what is same and what is different about both the square and the rectangle Students record similarities and differences in a table Students critically analyze table completed. Teacher questions students to bring out relationship between squares and rectangles Students use compass to draw a circle. They mark the point at which the compass point was inserted. Students use ruler to measure the distance form the point, to various points on the circle. Students discuss results. Students come up with a definition of the centre of a circle. Students draw a line (using a rule) thought the centre of the circle two points on the circle, to form the diameter. They do this at various points. Students come up with a definition of the diameter of a circle. Measure the distance. Students repeat activity drawing a line from the centre of the circle to various points on the circle to make the radius, they then measure and record distance Students compare length of diameter and length of radius. Teacher questions students to bring out the relationship between the radius and the diameter. everything set them an example by doing 12 what is good. In your teaching show integrity, seriousness 8and soundness of speech that cannot be condemned, so that those who oppose you may be ashamed because they have nothing bad to say about us. Titus 2:7,8 MINISTRY OF EDUCATION 2009 CURRICULUM GUIDES MATHEMATICS, GRADE FOUR STRAND: GEOMETRY UNIT TITLE: 3D SHAPES TERM: THREE UNIT: THREE DURATION: TWO WEEKS Focus Question: 1. What is the relationship between faces, edges and vertices of 3D shapes? 2. How are 3-D shapes useful in everyday life? 3. Where can we find 3D shapes around us? Learning Outcomes Describe similarities / differences between 3-d shapes in relation to their properties Key Concepts Attributes: Edges Vertices faces, edges, vertices cubes cuboids nets cones spheres Specific Objectives 1. 2. 3. 4. 5. Identify the relationship between the number of faces, edges, and vertices of cubes and cuboids Make nets of cubes, cuboids and cylinders Identify nets that will form a cube, cuboids Construct cubes, cuboids and cylinder Create and solve problems based on the attributes of cubes, cuboids, cylinders, cones and spheres Suggested activities Students recall concept of faces, edges and vertices They use knowledge concepts to identify relationship Students then complete a table to include no. of faces, edges, and vertices of cubes, cuboids. Students observe actual cube, cuboid and compare with entry in the table. Make corrections where necessary. Students bring in examples of cubes, cuboid and cylinder (match box, shoe gifts box, Pringles container) manipulate concrete objects Students take part in a game to identify the types of solid, given attributes of that solid e.g. I have one flat face and curved face. What am I? STRAND: STATISTICS AND DATA HANDLING UNIT TITLE: DATA COLLECTION TERM: THREE UNIT: FOUR Focus Questions: 1. When do I collect data? 2. Where do I collect data? 3. How do I collect data? Learning Outcomes Collect data through observation and interview and record results Use, construct and interpret simple pictographs, charts and tables Key Concepts Observation 1. 2. 3. 4. 5. 6. DURATION: ONE WEEK Specific Objectives Describe the basic characteristics of a questionnaire Prepare simple questionnaires and interviews Describe procedures for collecting data using observation, interviews, or simple questionnaire Generate questions that may be answered Plan data collection activities Collect data through observation, interviews or simple questionnaires Suggested activities Identify and describe situations where data collection, representation, and interpretation could be used to solve problems Interview Data collection 7In Collect date by conducting surveys, observations and interviews and organizing and displaying data collected using bar graphs, tally charts, line graphs, pictograph everything set them an example by doing 13 what is good. In your teaching show integrity, seriousness 8and soundness of speech that cannot be condemned, so that those who oppose you may be ashamed because they have nothing bad to say about us. Titus 2:7,8 MINISTRY OF EDUCATION 2009 CURRICULUM GUIDES MATHEMATICS, GRADE FOUR STRAND: STATISTICS AND DATA HANDLING UNIT TITLE: PRESENTING DATA TERM: THREE UNIT: FIVE Focus Question: 1. What are the different methods to represent data? 2. What is the best method to represent data? Learning Outcomes Use, construct and interpret simple pictographs and charts using simple scales Key Concepts Data Scales Tables Bar graphs Pictographs Charts Specific Objectives 1. 2. 3. 4. 5. Use tally charts and tables to organize collected data Select appropriate means to represent collected data and Give reasons for their selection Select appropriate scales for constructing graphs Construct pictographs and bar graphs to represent organized data. Suggested activities Read the data presented in tables to answer comprehension questions / apply to Social Studies or language Measure in cm the heights of boys and girls in class. Record the information in a table. Use the information to draw bar graphs, line graphs, and pictographs. Use information to find the average height STRAND: STATISTICS AND DATA HANDLING UNIT TITLE: DATA INTERPRETATION TERM: THREE UNIT: SIX Focus Question: 1. What does the data mean? Learning Outcomes Use, construct and interpret simple pictographs, charts and tables Key Concepts Data Tables Bar graphs Line graphs Pictographs Charts Mean 7In DURATION: ONE WEEK DURATION: ONE WEEK Specific Objectives 1. 2. 3. Read data presented in tables, pictographs, and bar charts Interpret data presented in tables, pictographs, bar charts and line graphs Calculate the mean / average of a set of data Suggested activities Read the data presented in table to answer comprehension questions. Measure in cm the height of boys and girls in class. Record the information in a table. Use the information to draw bar graphs, line graph, and pictograph. Use information to find the average/mean height everything set them an example by doing 14 what is good. In your teaching show integrity, seriousness 8and soundness of speech that cannot be condemned, so that those who oppose you may be ashamed because they have nothing bad to say about us. Titus 2:7,8 MINISTRY OF EDUCATION 2009 CURRICULUM GUIDES MATHEMATICS, GRADE FOUR 1x Table 2x Table 1x1 = 1 1x2 = 2 2x1 = 2 1x3 = 3 2x2 = 4 1x4 = 4 2x3 = 6 1x5 = 5 2x4 = 8 2x5 = 10 1x6 = 6 2x6 = 12 1x7 = 7 2x7 = 14 1x8 = 8 2x8 = 16 1x9 = 9 2x9 = 18 1 x 10 = 10 2 x 10 = 20 1 x 11 = 11 2 x 11 = 22 1 x 12 = 12 2 x 12 = 24 3x Table 4x Table 3x1 = 3 3x2 = 6 3x3 = 9 3x4 = 12 3x5 = 15 3x6 = 18 3x7 = 21 3x8 = 24 3x9 = 27 3 x 10 = 30 3 x 11 = 33 3 x 12 = 36 5x Table 4x1 = 4 4x2 = 8 4x3 = 12 4x4 = 16 4x5 = 20 4x6 = 24 4x7 = 28 4x8 = 32 4x9 = 36 4 x 10 = 40 4 x 11 = 44 4 x 12 = 48 6x Table 5x1 = 5 6x1 = 6 5x2 = 10 6x2 = 12 5x3 = 15 6x3 = 18 5x4 = 20 6x4 = 24 5x5 = 25 6x5 = 30 5x6 = 30 6x6 = 36 5x7 = 35 6x7 = 42 5x8 = 40 6x8 = 48 5x9 = 45 5 x 10 = 50 6x9 = 54 5 x 11 = 55 6 x 10 = 60 5 x 12 = 60 6 x 11 = 66 6 x 12 = 72 7In everything set them an example by doing 15 what is good. In your teaching show integrity, seriousness 8and soundness of speech that cannot be condemned, so that those who oppose you may be ashamed because they have nothing bad to say about us. Titus 2:7,8 MINISTRY OF EDUCATION 2009 CURRICULUM GUIDES MATHEMATICS, GRADE FOUR 7x Table 8x Table 7x1 = 7 8x1 = 8 7x2 = 14 8x2 = 16 7x3 = 21 8x3 = 24 7x4 = 28 8x4 = 32 7x5 = 35 8x5 = 40 7x6 = 42 8x6 = 48 7x7 = 49 8x7 = 56 7x8 = 56 8x8 = 64 7x9 = 63 8x9 = 72 7 x 10 = 70 8 x 10 = 80 7 x 11 = 77 8 x 11 = 88 7 x 12 = 84 8 x 12 = 96 9x Table 10x Table 9 10 x 1 = 10 9x2 = 18 10 x 2 = 20 9x3 = 27 10 x 3 = 30 9x4 = 36 10 x 4 = 40 9x5 = 45 10 x 5 = 50 9x6 = 54 10 x 6 = 60 9x7 = 63 10 x 7 = 70 9x8 = 72 10 x 8 = 80 9x9 = 81 10 x 9 = 90 9 x 10 = 90 10 x 10 = 100 9 x 11 = 99 10 x 11 = 110 9 x 12 = 108 10 x 12 = 120 9x1 = 11x Table 7In 12x Table 11 x 1 = 11 12 x 1 = 12 11 x 2 = 22 12 x 2 = 24 11 x 3 = 33 12 x 3 = 36 11 x 4 = 44 12 x 4 = 48 11 x 5 = 55 12 x 5 = 60 11 x 6 = 66 12 x 6 = 72 11 x 7 = 77 12 x 7 = 84 11 x 8 = 88 12 x 8 = 96 11 x 9 = 99 12 x 9 = 108 11 x 10 = 110 12 x 10 = 120 11 x 11 = 121 12 x 11 = 132 11 x 12 = 132 12 x 12 = 144 everything set them an example by doing 16 what is good. In your teaching show integrity, seriousness 8and soundness of speech that cannot be condemned, so that those who oppose you may be ashamed because they have nothing bad to say about us. Titus 2:7,8 MINISTRY OF EDUCATION 2009 CURRICULUM GUIDES MATHEMATICS, GRADE FOUR 7In everything set them an example by doing 17 what is good. In your teaching show integrity, seriousness 8and soundness of speech that cannot be condemned, so that those who oppose you may be ashamed because they have nothing bad to say about us. Titus 2:7,8 MINISTRY OF EDUCATION 2009 CURRICULUM GUIDES MATHEMATICS, GRADE TWO 2 107 3 109 5 113 7 127 11 131 13 137 17 139 19 149 23 151 29 157 31 163 37 167 41 173 43 179 47 181 53 191 59 193 61 197 67 199 71 211 73 223 79 227 83 229 89 233 97 239 101 241 103 251 [Type text] 7In everything set them an example by doing what is good. In your teaching show integrity, seriousness 8and soundness of speech that cannot be condemned, so that those who oppose you may be ashamed because they have nothing bad to say about us. Titus 2:7,8