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Grade 5 Go Math! Quarterly Planner 14-15 Days CHAPTER 6 Add and Subtract Fractions with Unlike Denominators BIG IDEA: As fifth graders begin to add fractions with unlike denominators, they use visual models, including bar models, fraction strips, and number lines. Working with addition and subtraction of fractions should include solving problems with various situations. They understand the need for like denominators in addition and subtraction by examining situations using concrete models. No matter which strategy students use, it is important for students to have many experiences to understand why a strategy works. Using benchmarks (0, ½, 1) to determine whether an answer is reasonable using comparisons, mental addition, or subtraction will help students to justify their thinking with oral and written explanations. ESSENTIAL QUESTION: How can you add and subtract fractions with unlike denominators? STANDARDS: 5.NF.1, 5.NF.2, 5.OA.2.1 ELD STANDARDS: ELD.PI.5.1-Exchanging information/ideas via oral communication and conversations. ELD.PI.5.3-Offering opinions and negotiating with/persuading others. ELD.P1.5.5-Listening actively and asking/answering questions about what was heard. ELD.PI.5.9- Expressing information and ideas in oral presentations. ELD.PI.5.11- Supporting opinions or justifying arguments and evaluating others’ opinions or arguments. ELD.PI.5.12-Selecting and applying varied and precise vocabulary. Lesson Standards & Math Practices 6.7 6.8 Add and Subtract Mixed Numbers Subtracting with Renaming 5.NF.1 MP.1, 2, 6 5.NF.1 MP.1, 2 Essential Question How can you add and subtract mixed numbers with unlike denominators? How can you use renaming to find the difference of two mixed numbers? Math Content and Strategies Students find common denominators and use it to write equivalent fractions with like denominators. Write equivalent fractions using a common denominator. Use multiplication and addition to rename each mixed number as a fraction greater than 1. Models/Tools Go Math! Teacher Resources G5 Pattern Blocks Renaming Pattern Blocks Renaming with Pattern Blocks Pattern Blocks +/- Connections Vocabulary Have students use pattern blocks to add and subtract mixed numbers. Add & Subtract with Pattern Blocks Have students build mixed numbers using pattern blocks and show all the ways to rename the mixed numbers. Renaming with Pattern Blocks Mixed numbers, is your answer reasonable, equivalent fractions, difference, common denominator Mixed number, subtraction with renaming, difference, estimates, simplest form, equivalent fraction Build with pattern blocks, give the next 4 terms, and determine the rule for the pattern? 2/3, 1 1/3, 2, 2 1/3… 1 2/6, 2 4/6, 4… 1 ½, 2, 2 ½, 3… Terms in a sequence, equivalent fractions, rule of the sequence, increasing or decreasing, unknown term Academic Language Support ELD Standards ELD Standards ELA/ELD Framework ELPD Framework Journal Write your own story problem using mixed numbers. Show the solution. Access Strategies Organizing Learning for Student Access to Challenging Content Student Engagement Strategies Problem Solving Steps and Approaches Write a subtraction problem that has mixed numbers and requires renaming. Draw a model illustrating the steps you take to solve the problem. Equitable Talk 6.9 Algebra • Patterns with Fractions 5.NF.1 MP.5, 7, 8 How can you use addition or subtraction to describe a pattern or create a sequence with fractions? Students look for differences between consecutive terms and write a rule to find an unknown term in the sequence. Students are given a rule and a starting number and must give the next few terms in the sequence. DRAFT Pattern Blocks Accountable Talk Simply Stated Equitable Talk Conversation Prompts Make up your own sequence of 5 fractions or mixed numbers. Offer the sequence to another student to try and find the next fraction in the sequence. 6.10 6.11 Problem Solving • Practice Addition and Subtraction **AC Option to Skip Lesson (This is more aligned to 6th Grade) 5.NF.2 MP.1, 2 Algebra • Use Properties for Addition 5.NF.1 MP.2, 7, 8 How can the strategy work backward help you solve a problem with fractions that involves addition and subtraction? How can properties help you add fractions with unlike denominators? Students can write an equation to present the problem, and then work backward to solve for the unknown using the inverse operation. Students can use the commutative property to rearrange the fractions so that the fractions with like denominators are next to each other. Students can use the associative property to group fractions with like denominators. Work backward Associative property, Commutative property. Mental math Tony has camping gear packed into four bags that weigh 7 5/8lb, 8 1/4lb, 15 1/2lb, and 8 7/8lb. He is limited to 25lb of gear. Which bags will he be able to take? Are these two expressions equal? (8.25+3.03)−2.5 and 8.25 +(3.03−2.5) Work backward, rewrite the equation Accountable Talk Posters Five Talk Moves Bookmark Word Wall use properties of addition, commutative property, associative property, simplest form Cooperative Learning Cooperative Learning Role Cards Collaborative Learning Table Mats Seating Chart Suggestions Vocabulary Strategy Use a Graphic Organizer Visualize It with a table Alike Different Model and Discuss Use fraction strips to model and discuss. DRAFT Write a word problem involving fractions for which you could use the work backward strategy and addition to solve. Include your solution. Write commutative property and associative property at the top of the page. Underneath the name of each property, write its definition and three examples of its use Literature Connection Grab and Go Goldbach’s Gift to Math Assessments: Go Math Chapter 6 Test Go Math Chapter 6 Performance Task: Sugar and Spice DRAFT Grade 5 Go Math! Quarterly Planner 13 - 15 days CHAPTER 7 Multiply Fractions Big idea: Students base understanding of fraction multiplication on their understanding of whole number multiplication. Remind students of the “groups of objects” meaning of multiplication using whole numbers m and n. For this, m x n tells how many equal-size groups (m) there are of objects (n). Extend this to when m and n are fractions. For example, ½ x 10 tells how many are in half of a group of 10 objects; 6 x 1/3 tells how many are in 6 groups, each containing 1/3 of an object (1/3 + 1/3 + 1/3 + 1/3 + 1/3 + 1/3); ½ x ¼ tells how much ½ of a group of ¼ of the whole is, such as with ½ of ¼ of a pizza. Using real-world contexts and models help students make sense of fraction multiplication. The early use of models helps students to transition to the standard algorithm for multiplying fractions by multiplying the numerators and denominators of the factors, eventually applying the algorithm to solve problems involving multiplication of fractions and mixed numbers. It is helpful for students to check the reasonableness of their answers, based on knowing whether or not the product of two factors will be less than, equal to, or greater than each of its factors. Essential Question: How do you multiply fractions? Standards: 5.NF.4a, 5 NF.4b, 5.NF.5b, 5.NF.6 ELD Standards: ELD.PI.5.1-Exchanging information/ideas via oral communication and conversations. ELD.PI.5.9- Expressing information and ideas in oral presentations. ELD.PI.5.3-Offering opinions and negotiating with/persuading others. ELD.PI.5.11- Supporting opinions or justifying arguments and evaluating others’ opinions or arguments. ELD.P1.5.5-Listening actively and asking/answering questions about what was heard. ELD.PI.5.12-Selecting and applying varied and precise vocabulary. Lesson 7.1 Find Part of a Group Standards & Math Practices Essential Question Math Content and Strategies 5.NF.4a MP.5 MP.6 How can you find a fractional part of a group? Students use the denominator to find how many equal groups to make from the whole number. They then use the numerator to find how many equal groups to count and count the number of items in those groups. HMH Video Podcast Multiplying Fractions Models/Tools Go Math! Teacher Resources G5 Counters, Arrays, Cubes Connections Use models (such as counters) to find fractions of a group (whole number). Build understanding by strategically providing examples of increasing rigor. For example: Find ½ of a group of 8. Find ¼ of a group of 8. Find 2/4 of a group of 8. Find 3/4 of group of 8. Find 2/3 of a group of 9. Find ¾ of a group of 12. Find 4/5 of a group of 20. Vocabulary Denominator, numerator, product Academic Language Support ELD Standards ELD Standards ELA/ELD Framework ELPD Framework Journal 3 Explain how to find 4 of 20 using a model. Include a drawing. Access Strategies Organizing Learning for Student Access to Challenging Content Student Engagement Strategies Problem Solving Steps and Approaches Equitable Talk Accountable Talk Simply Stated 7.2 Investigate, Multiply Fractions and 5.NF.4a MP.5 MP.6 How can you use a model to show the product of a Students place the number of same-sized fractions strips indicated by the denominator under the whole and then Fraction Tiles, Fraction Circles, Use fraction strips to find ¾ x 2, using 1whole strips to represent the whole, 2. Then place ½ fraction strips under each whole strip to represent the DRAFT Denominator, numerator, product Equitable Talk Conversation Prompts Explain how to use models to find 3 3 3 x4 and 4x3. Include a picture of each model. Whole Numbers 7.3 7.4 7.5 Fraction and Whole Number Multiplication fraction and a whole number? 5.NF.4a MP.2 MP.5 MP.6 How can you find the product of a fraction and a whole number without using a model? circle the number of same-size strips indicated by the numerator to solve. The numerator and the whole number get multiplied to find the number of shaded parts and the product is written over the denominator, or the number of equal-sized parts. Note: simplest form is based on equivalency, not GCF division. Investigate • Multiply Fractions 5.NF.4a, 5.NF.4b MP.3 MP.5 MP.6 How can you use an area model to show the product of two fractions? Use an area model to show the product of two fractions. The model is helpful for understanding that when multiplying two fractions, the product is a fraction of a fraction, or a part of a part. When modeling the second factor, help students see that they are finding a fraction of the shaded part, not the whole. Then, they relate that amount to the whole when giving the answer. In the model shown, the answer is 6 parts of 15 or 6/15. Compare Fractions Factors and Products 5.NF.5a, 5.NF.5b MP.3 MP.4 MP.5 How does the size of the product compare to the size of one factor when multiplying fractions? Students use models to compare the size of the product to the size of a factor when multiplying fractions. When multiplying by 1, the fraction stays the same, so that when you find a part of a part, the product will be less than either part. Finally, when a fraction is multiplied by a number greater than 1, the product will always be greater than the fraction. Pattern Blocks Fraction Tiles Area model, Grid paper Number line denominator, the number of equal-sized parts. Finally, students find ¾ of 2, distinguishing between four ¼ pieces and ¾ of the whole to find ¾ x 2 = 1 ½. Use fraction circles to find 3 x 3/8 by shading 3/8 of each whole, counting the total number of eighths shaded. So, 3 x 3/8 = 9/8 = 1 1/8. Transition from the models using repeated addition: 4 x 2/3 = 2/3 + 2/3 + 2/3 + 2/3 = 8/3 = 3/3 + 3/3 + 2/3 = 2 + 2/3. Relate commutative Property 2/3 x 4 = 4 x 2/3 Have students build a column table: Build Repeated Multiplication & Addition Draw 2/3 + 2/3 4 x 2/3 + 2/3 + 2/3 *Use Fraction strips or pattern blocks to investigate. Use the area model to multiply 2 x 6, ½ x 6. Model how to show the product of ¼ x ½ by folding and shading paper. Number talk: 2 x ½ 1x½ ½x½ ¼x½ What do you notice? Can you do the same problems with decimals? What do you notice? DRAFT Accountable Talk Posters Five Talk Moves Bookmark Word Wall Commutative property of addition Cooperative Learning Cooperative Learning Role Cards Write a word problem that can be solved by multiplying a whole number and a fraction. Include the solution. Collaborative Learning Table Mats Seating Chart Suggestions Math Talk 5 Area model Equivalent fraction There is 8 of a pizza left. Josh 1 Use math talk to focus on students’ understanding of how to estimate the product of a whole number and a fraction, using benchmark fractions. Identity Property of Multiplication eats 4 of the left over pizza. How much pizza does Josh eat? Describe how to solve the problem using an area model and draw your model. Explain how you can compare the size of a product to the size of a factor when multiplying fractions, without actually doing the multiplication. Include a model. 7.6 Fraction Multiplication 5.NF.4a, 5.NF.5b MP.5 MP.7 MP.8 How do you multiply fractions? In this lesson, students use rectangles to represent fraction multiplication. Students multiply the numerators and denominators together. They then write the product in simplest form, based on equivalency. Unit squares and rectangles Review multiplication of decimals and shading decimal squares. 0.3 x 1.2 Simplest form based on equivalency Explain how multiplying fractions is similar to multiplying whole numbers and how it is different. Literature: Multiply 2/3 x 4/5 by shading rectangles. 7.7 7.8 Investigate • Area and Mixed Numbers 5.NF.4b MP.2 MP.4 MP.5 MP.6 How can you use a unit tile to find the area of a rectangle with fractional side lengths? Using area models and unit tiles helps break down the numbers into manageable parts, and give students a concrete example in which to base their thinking when solving future problems. Make connections with partial products and the area model for multiplication. 1 3/5 x 2 ¾ = (1 + 3/5) (2 + ¾) Area model, Grid, Unit Tiles Compare Mixed Number Factors and Products 5.NF.5a, 5.NF.5b MP.5 MP.6 How does the size of the product compare to the size of one factor when multiplying fractions greater than 1? Knowing the size of a product relative to the factors will give students a basis for determining the reasonableness of their answers. For students having trouble understanding how the size of a fractional factor affects the product, have them replace the multiplication sign with “of.” Reading the problem as “3/4 of” another number makes it easier to see that the product will be less than the other factor. In general: If the first factor is less than 1, the product will be less than the second factor. If the first factor is greater than 1, then the product will be greater than the second factor. Number line, Area Model, Scaling Review area and perimeter of a 5 x 7 rectangle. Mixed number, improper fraction Draw a shape with fractional side lengths. Describe how you can find its area. Mixed number, improper fraction Explain how scaling a mixed 1 number by 2 will affect the size of the number. Have students review how to write a mixed number as an equivalent fraction that is greater than 1. 2 2/3 = 3/3 + 3/3 + 2/3 = 8/3 Multiply ¼ x ½. 3/4 x ½ 1¼x½ 2x½ What do you notice? DRAFT 7.9 Multiply Mixed Numbers 5.NF.6 MP.1 MP.2 MP.4 7.10 Problem Solving • Find the Unknown Lengths 5>NF.4b, 5.NF.6 MP.1 MP.4 MP.6 How do you multiply mixednumbers? Students learn how to multiply a mixed number by a fraction, by a whole number, or by another mixed number by changing the mixed numbers to fractions greater than 1 (improper fractions). Students can then multiply the numerators and multiply the denominators. Students can also use the Distributive Property. 12 x 2 1/6 = 12 x (2 + 1/6) = (12 x 2) + (12 x 1/6) Real-life scenarios present students with many opportunities for application. Model Manny is preparing a dinner for his friends. He made 3 bowls of spaghetti sauce. If each bowl holds ¾ quart, how much sauce did Manny make? If he puts the sauce in a 3 quart bowl, how much of the bowl is not filled? Mixed number, improper fraction distributive property, renaming Write and solve a word problem that involves multiplying by a mixed number. How can you use the strategy guess, check, and revise to solve problems with fractions? Students should analyze the results of each guess before adjusting and justify increasing or decreasing the next guess. Guess, check, and revise Have students estimate the height of the classroom door by giving a high estimate and a low estimate (what could the height NOT be?). Then use another tool (a student, a chair, etc.) to revise and give a better estimate. Finally, measure the height using a standard measuring tool. Guess, check, and revise strategy Explain how you can use the strategy guess, check, and revise to solve problems that involve a given area when the relationship between the side lengths is given, too. Math Models: Students use models to find fractions of a group. Students use an area model to show the product of two fractions. DRAFT Vocabulary Builder: The graphic organizer provides a visual representation for students to match review words with their numerical examples. Assessment Chapter 7 Test Chapter 7 Performance Task—Hours of Sound DRAFT Grade 5 Go Math! Quarterly Planner 8 - 10 Days Chapter 8 Divide Fractions Big idea: Connect fraction division to whole number division, considering the number of groups and the number in each group. 2 ÷ 1/3 would mean how many groups of 1/3 of the whole are in 2 wholes. Since there are 3 thirds in each whole and you have 2 wholes, there are 6 thirds all together. 1/3 ÷ 2 can be interpreted with sharing by determining how much will be in each group if 1/3 of a whole is shared equally between 2 groups. There would be 1/6 of a whole in each group. Problem situations and visual representations will help students understand what is happening when dividing a fraction by a whole number. They will need many concrete experiences to develop this understanding instead of being given the rule “invert and multiply” that makes no sense to them and can cause misconceptions and errors. Essential Question: What strategies can you use to solve division problems involving fractions? Standards: 5.NF.7a, 5.NF.7b, 5.NF.3, 5.NF.7c ELD Standards: ELD.PI.5.1-Exchanging information/ideas via oral communication and conversations. ELD.PI.5.9- Expressing information and ideas in oral presentations. ELD.PI.5.3-Offering opinions and negotiating with/persuading others. ELD.PI.5.11- Supporting opinions or justifying arguments and evaluating others’ opinions or arguments. ELD.P1.5.5-Listening actively and asking/answering questions about what was heard. ELD.PI.5.12-Selecting and applying varied and precise vocabulary. Lesson 8.1 Investigate • Divide Fractions and Whole Numbers Standards & Math Practices Essential Question Math Content/Strategies 5.NF.7a, 5.NF.7b MP.3 MP.5 How do you divide a whole number by a fraction and divide a fraction by a whole number? Modeling helps students understand the logic of the process. Opening a pathway to the development of the division algorithms later in their study. In this lesson, students model with fraction strips two different ways. Point out the differences, as a way of giving students insights into the meaning of division of and by fractions. Models/Tools Go Math! Teacher Resources G5 Fraction Tiles Pattern Blocks Connections Write 3 ÷ ½ on the board. Ask the students, “How many half-hour TV shows are in 3 hours?” How many groups of ½ are in 3? Use fraction strips or pattern blocks to model 3 ÷ ½. Vocabulary Fraction Strips Academic Language Support ELD Standards ELD Standards ELA/ELD Framework ELPD Framework Journal Explain how you could use a model to 1 find the quotient 4÷ 3. Access Strategies Organizing Learning for Student Access to Challenging Content Tell student, “I am sharing half a cake with three people. How much does each person get?” Use fraction strips to find ½ ÷ 3. Student Engagement Strategies Have student discuss how these two examples are different. Problem Solving Steps and Approaches HMH Video Podcast Dividing Fractions Using Models Equitable Talk Accountable Talk Simply Stated 8.2 Problem Solving • Use Multiplication 5.NF.7b MP.1 MP.4 MP.5 MP.6 How can the strategy draw a diagram help you solve a division problem by writing Students can sketch a diagram of the quantity being divided, draw lines to show the partitioning of the quantity, and see if the resulting figure suggests a pathway to the solution. Draw a diagram Bar model, fraction circles, Fraction Tiles DRAFT I have ½ lb. of chocolate raisins and I want to divide it up to put the same amount of chocolate in each of 3 small bags. How much should each small bag of chocolate raisins weigh? Draw a diagram Equitable Talk Conversation Prompts Accountable Talk Posters Draw a diagram and explain how you 1 can use it to find 3÷ 5. 8.3 8.4 Connect Fractions to Division Fraction and Whole Number Division 5.NF.3 MP.2 MP.5 MP.6 MP.7 5.NF.7c MP.3 MP.5 a multiplication sentence? How does a fraction represent division? How can you divide fractions by solving a related multiplication sentence? The numerator of the fraction shows the number of items being divided. The denominator shows the number of equal pieces into which the items are being divided. Model and solve division problems in which they interpret the remainder as a fraction and explain their thinking. When students are dividing a fraction by a whole number, they are dividing a part into more parts and finding a part of a part. Use a drawing Model Liz has 4 candy bars. She wants to split them among 5 friends. If each person should get the same amount, what part of a candy bar will each friend get? Each friend receives 4/5 of a candy bar, because they get 4 out of 5 pieces (4/5) of the whole bar. Jessica served 4 pizzas at her party. Each pizza was divided into 8 pieces, and everyone at the party received 2 pieces. If there were 4 pieces left over, how many people were at the party? Use a drawing Five Talk Moves Bookmark Word Wall Cooperative Learning Cooperative Learning Role Cards Model Collaborative Learning Table Mats Seating Chart Suggestions Jason divides 8 pounds of dog food equally among 6 dogs. Draw a diagram and explain how you can use it to find the amount of food each dog receives? Tell whether the quotient is greater than or less than the dividend when you divide a whole number by a fraction. Explain your reasoning. Literature: 8.5 Interpret Division with Fractions 5.NF.7a, 5.NF.7b MP.2 MP.5 How can you use diagrams, equations, and story problems to represent division? Students identify the type of problem and think of a story that reflects the problem type. A whole number of identical items being divided into equal fractional pieces (5 ÷ 1/3) A fraction of a single item being divided into a whole number of even smaller and equal pieces ¼ ÷ 3) Diagrams, equation, story problems Lance bought 12 quarts of lemonade so that everyone who came to his party could have exactly 1/3 quart. How many people did Lance invite to his party? Diagrams, equation, story problems Write a story problem to represent 1 ÷ 4. 3 Math Models: Students model dividing fractions in two different ways. DRAFT Vocabulary Builder: The flow may show a sequential relationship among the steps in multiplication and division operations. Assessments: Go Math Chapter 8 Test Go Math Chapter 8 Performance Task: Trail Teamwork **Common Assignment Critical Area 2 Performance Task: Alberto’s Fish Tank DRAFT Grade 5 Go Math! Quarterly Planner 14 - 16 Days Chapter 11 Geometry and Volume Big Idea: A deep understanding of volume includes understanding the multiplicative relationship between the height of an object and its cross-sectional area. It is difficult for students to visualize the layer structure of 3-dimensional solids without extensive experiences with a variety of concrete representations of the solids, understanding which leads to volume as the product of area and height. Students with conceptual knowledge of 2-dimensional figures understand the relationship among the shapes and that the definitions of any quadrilaterals are hierarchical in nature. As students examine defining attributes and properties of figures, they create definitions based on those properties. Essential Question: How do unit cubes help you build solid figures and understand the volume of a rectangular prism? Standards: 5.G.3, 5.G.4, 5.MD.3, 5.MD.3a, 5.MD.4, 5MD.5a, 5.MD.5b, 5.MD.5c ELD Standards: ELD.PI.5.1-Exchanging information/ideas via oral communication and conversations. ELD.PI.5.9- Expressing information and ideas in oral presentations. ELD.PI.5.3-Offering opinions and negotiating with/persuading others. ELD.PI.5.11- Supporting opinions or justifying arguments and evaluating others’ opinions or arguments. ELD.P1.5.5-Listening actively and asking/answering questions about what was heard. ELD.PI.5.12-Selecting and applying varied and precise vocabulary. Lesson 11.1 11.2 11.3 11.4 Polygons Triangles Quadrilaterals Three Dimensional Figures Standards & Math Practices Essential Question Math Content/Strategies 5.G.3, 5.G.4 MP.5 MP.7 MP.8 How can you identify and classify polygons? Students will use Venn diagrams to classify both two-dimensional and three dimensional shapes. The two circles overlap because some polygons have both congruent angles and congruent sides. 5.G.3, 5.G.4 MP.1 MP.4 MP.6 MP.7 How can you classify triangles? 5.G.3, 5.G.4 MP.1 MP.7 MP.8 How can you classify and compare quadrilaterals? 5.MD.3 MP.6 MP.7 How can you identify, describe, and classify three- Students apply their understanding of congruency to classify triangles by side lengths. Precise language is needed when classifying figures. Students classify quadrilaterals using the properties of their sides and angles. This lesson focuses on two types of polyhedrons –prisms, and pyramids. Prisms have two congruent bases with rectangular lateral faces, and they are named by the shape of their bases. Pyramids have only one Models/Tools Go Math! Teacher Resources G5 Venn diagram Grid paper Assorted Shapes Connections Vocabulary Have students find quadrilaterals around the classroom and sort them in as many ways as possible. Have students create a list of what they found. Assorted Triangles and Quadrilaterals Quad Sorting Mats Congruent, heptagon, nonagon, polygon, regular polygon, decagon, hexagon, octagon, pentagon, quadrilateral Equilateral triangle, isosceles triangle, scalene triangle, acute triangle, obtuse triangle, right triangle Parallel lines, parallelogram, perpendicular lines, rectangle, rhombus, trapezoid Base, decagonal prism, hexagonal prism, lateral face, octagonal prism, Centimeter ruler, protractor Assorted Triangles and Quadrilaterals Review classifying angles with students, using right, scalene, and equilateral triangles. Assorted Triangles and Quadrilaterals Quadrilaterals Assorted Triangles and Quadrilaterals Describe a quadrilateral with certain attributes and have students draw what you’ve described. (i.e. isosceles trapezoid, right triangle, rhombus, parallelogram, etc.). Nets for prisms and pyramids Printable Nets Display 2 nets and have students tell you what figure the nets will form (prism, pyramid). Then fold the nets and talk about the attributes of each figure. Printable Nets DRAFT Academic Language Support ELD Standards ELD Standards ELA/ELD Framework ELPD Framework Journal Use grid paper to draw one rectangular hexagon and one hexagon that is not regular. Explain the difference. Access Strategies Organizing Learning for Student Access to Challenging Content Student Engagement Strategies Problem Solving Steps and Approaches Equitable Talk Accountable Talk Simply Stated Draw three triangles: one equilateral, one isosceles, and one scalene, Label each and explain how you classified each triangle. All rectangles are parallelograms. Are all parallelograms rectangles? Explain. Equitable Talk Conversation Prompts Accountable Talk Posters Explain why a three-dimensional figure with a curved surface is not a polyhedron. dimensional figures? 11.5 11.6 Investigate • Unit Cubes and Solid Figures 5.MD.3a MP.1 MP.5 MP.6 What is a unit cube and how can you use it to build a solid figure? Investigate • Understand Volume 5.MD.3b, 5.MD.4 MP.3 MP.5 MP.6 How can you use unit cubes that fill a solid figure to find volume? base, and their lateral faces are triangles that meet at a common vertex. A unit cube is a rectangular prism that is 1 unit long, 1 unit wide and 1 unit high. It has 6 square faces, and 12 edges. Students count the number of unit cubes used to build solid figures and compare the number of unit cubes used to build two different solid figures. Students move beyond using unit cubes as building blocks to counting them to determine the volume of rectangular prisms. Students can find the number of unit cubes that it takes to fill the base of the rectangular prism without any gaps or overlaps, and then multiply that number by the number of layers that make up its height. Centimeter cubes Centimeter cubes 11.7 Investigate • Estimate Volume 5.MD.4 MP.1 MP.2 MP.6 How can you use an everyday object to estimate the volume of a rectangular prism? Students apply what they’ve learned about volume to estimate the volume of a rectangular prism in a real-world situation using improvised units. Students can use a small rectangular prism that they know the volume of as a tool to estimate the volume of a larger rectangular prism. Rectangular prism net 2 boxes Crayon box 11.8 Volume of Rectangular Prisms 5.MD.5a, 5.MD.5b MP.1 MP.7 MP.8 How can you find the volume of a rectangular prism? Rectangular prism net Centimeter cubes 11.9 Algebra• Apply Volume Formulas 5.MD.5a, 5.MD.5b MP.1 MP.6 How can you use a formula to find the volume of a rectangular prism? Students are still not using the actual formula for volume. They are multiplying the number of cubes in the base and the number of cubes in the height to find the volume. Students should begin to connect the area of a rectangle with the volume of a rectangular prism with a height of 1 unit. Students move closer to the formula for volume by breaking the prism’s base into width and height. Based on all the hands-on activities that have helped students develop a strong foundation for understanding volume, students will make the transition from concrete to the abstract, the formula for the volume of the rectangular prism: V = B x h or V = l x w x h. Various sizes of boxes to be measured Give student pairs 12 cubes and have them build different prisms. List the possible dimensions of each prism. Display various prisms and ask students questions: How many unit cubes are in each? How many cubes are in the base? How many layers are in this prism? How can we find the volume? Volume Exploration with Towers Volume Exploration with Towers 2 pentagonal prism, pentagonal pyramid, polyhedron, prism, pyramid Unit cube Five Talk Moves Bookmark Word Wall Cooperative Learning Cooperative Learning Role Cards Collaborative Learning Table Mats Unit cube, volume Seating Chart Suggestions Literature: Draw and label examples of all rectangular prisms built with 16 unit cubes. Explain how to find the volume of a rectangular prism in cubic inches that is 4 inches long, 3 inches wide, and 2 inches high. Include a drawing in your solution. Display two different-sized boxes and ask students to determine which box is better for shipping 20 crayons. Use a crayon box as a measuring tool, to find the approximate length width, and height of each box. Then have them estimate the bases and then the volumes of both shipping boxes. Compare and contrast 2- and 3dimensional objects in the classroom. How do we measure 2-D objects? How do we measure 3-D objects? How can we measure the volume of the classroom? What is the area of the floor? Unit cube, volume Explain how you can estimate the volume of a large container that holds 5 rows of 4 snack-size boxes of cereal in its bottom layer and is 3 layers high. Each cereal box has a volume of 16 cubic inches. dimensions Write a word problem that involves finding the volume of a box. Draw the box, solve the problem, and explain how you found your answer. Give each table group a different-sized box to measure. How could the volume be determined? Trade boxes with another table and check the measurements and volumes. Volume Formula Cubic units Explain how you would find the height of a rectangular prism if you know that the volume is 60 cubic centimeters and that the area of the base is 10 square centimeters. DRAFT 11.10 Problem Solving • Compare Volumes 5.MD.5b MP.1 MP.7 11.11 Find Volume of Composed Figures 5.MD.5c MP.3 MP.5 How can you use the strategy make a table to compare different rectangular prisms with the same volume? How can you find the volume of rectangular prisms that are combined? Students organize information in a table to find the number of rectangular prisms that have a given volume. Students can make a table to find all the combinations of three factors whose product equals a given volume, and have different-sized bases. Make a table Fluency builder p. 503B Volume Formula Cubic units Students can break apart the prisms and add each of their volumes, or find the greatest possible volume and subtract the volume of the empty space. Legos or blocks Display the rectangular prism that you have built with Legos or blocks. Have students find multiple ways to find the volume after breaking up the prism in 23 different-sized prisms. Composite figure Vocabulary Builder: Create a circle map (Venn Diagram). Introduce some of the vocabulary by focusing on prefixes. Write the vocabulary words on the board. Underline each prefix. Discuss with students the relationship between the prefixes and the words. Help students understand the vocabulary by focusing on parallel and perpendicular. Have students determine whether each pair of lines below is parallel or perpendicular. Remind students that perpendicular lines do not have to intersect in the center; they simply have to be set at a right angle to each other. Word definition map: DRAFT Use drawings of rectangular prisms, define in your own words perimeter, area, and volume. Use colored pencils to highlight what each term refers to. Draw a composite figure and label its dimensions. Find the volume of the composite figure. Assessments: Go Math Chapter 11 Test Go Math Chapter 11 Performance Task: Box Factory DRAFT