Download number line

Name _______________________
Learning Objective
Today, we will identify1 negative and positive integers on a number line.
1
find
CFU
What are we going to do today?
What does identify mean? Identify means ________.
Activate (or provide) Prior Knowledge
A number line shows the order of numbers based on their value.
Complete the number line below by filling in the blanks.
0
1
2
5
6
8
CFU
Students, you already know that positive numbers can be represented on a number line based on their
value. Negative numbers can also be represented on a number line. Today we will identify negative and
positive numbers, called integers, on a number line.
DataWORKS Educational Research
(800) 495-1550 • www.dataworks-ed.com
©2012 All rights reserved.
Comments? [email protected]
5th Grade Number Sense 1.5 (2Q)
Identify and represent on a number line decimals, fractions,
mixed numbers, and positive and negative integers.
Lesson to be used by EDI-trained teachers only.
Concept Development
Negative
Integers
Positive
Integers
Zero
A negative integer is a
number less than zero.
• Negative integers are shown
with a negative sign (-).
–3, –21
A positive integer is a
number greater than zero.
• Positive integers are shown with a
positive sign (+) or no symbol.
+3 or 3, +21 or 21
Zero is neither
negative nor
positive.
Integers on a Number Line
Negative integers
Positive integers
located2
are
on the
left side of 0.
-11
2
-10
-9
-8
-7
-6
-5
-4
are located on the
right side of 0.
-3
-2
-1
0
1
2
3
4
5
6
7
8
9
10
11
placed
CFU
What type of integer is
-4? How do you know?
A Positive B Negative
What type of integer is 9? How do you know?
A Positive B Negative
On which side of the number line would you look to find the location of the integer
know?
A Left of 0.
-6? How do you
B Right of 0.
0
In your own words, what is different between negative and positive integers?
Negative and positive integers are different because __________________.
DataWORKS Educational Research
(800) 495-1550 • www.dataworks-ed.com
©2012 All rights reserved.
Comments? [email protected]
5th Grade Number Sense 1.5 (2Q)
Identify and represent on a number line decimals, fractions,
mixed numbers, and positive and negative integers.
Lesson to be used by EDI-trained teachers only.
Skill Development/Guided Practice
A negative integer is a number less than zero.
A positive integer is a number greater than zero.
-2 -1 0 1 2
Identify negative and positive integers on a number line.
– Negative + Positive
Step #1: Read the question carefully.
Step #2: Identify the location of the integer on the number line by counting from zero.
(Hint: Negative integers are on the left of zero and positive integers are on the right.)
Step #3: Represent3 the integer on the number line; then, answer the question.
3
show
T G P
-10
Z
-5
B
W
0
J
5
10
1. Which letter on the number line
identifies the location of the integer -4?
2. Which letter on the number line
identifies the location of the integer -2?
3. Which letter on the number line
identifies the location of the integer 6?
4. Which letter on the number line
identifies the location of the integer 3?
5. What letter best shows the location of
the integer -3 on the number line below?
6. What letter best shows the location of
the integer -7 on the number line below?
C
D
-5
E
0
F
5
J
K
-5
L
0
M
5
CFU
(#2) How did I/you identify the location of the integer on the number line?
DataWORKS Educational Research
(800) 495-1550 • www.dataworks-ed.com
©2012 All rights reserved.
Comments? [email protected]
5th Grade Number Sense 1.5 (2Q)
Identify and represent on a number line decimals, fractions,
mixed numbers, and positive and negative integers.
Lesson to be used by EDI-trained teachers only.
Relevance
A negative integer is a number less than zero.
A positive integer is a number greater than zero.
1. Identifying negative and positive integers will help you understand change in
temperature.
5 below 0 F
Afternoon Temperature: 10 F
Morning Temperature:
-7
-6 -5
-4
-3
-2
-1
0
1
2
3
4
5
6
7
8
9
10
Change of 15o F
2. Identifying negative and positive integers will help you do well on tests.
CFU
Does anyone else have another reason why it is relevant to identify negative and positive integers on a
number line? (pair-share) Why is it relevant to identify negative and positive integers on a number
line? You may give one of my reasons or one of your own. Which reason is more relevant to you?
Why?
DataWORKS Educational Research
(800) 495-1550 • www.dataworks-ed.com
©2012 All rights reserved.
Comments? [email protected]
5th Grade Number Sense 1.5 (2Q)
Identify and represent on a number line decimals, fractions,
mixed numbers, and positive and negative integers.
Lesson to be used by EDI-trained teachers only.
A negative integer is a number less than zero.
A positive integer is a number greater than zero.
-2 -1 0 1 2
Skill Closure
Identify negative and positive integers on a number line.
– Negative + Positive
Step #1: Read the question carefully.
Step #2: Identify the location of the integer on the number line by counting from zero.
(Hint: Negative integers are on the left of zero and positive integers are on the right.)
Step #3: Represent the integer on the number line; then, answer the question.
L
Y
Q
-10
P
-5
0
5
10
1. Which letter on the number line identifies the location of the integer -3?
2. What letter best shows the location of the integer 7 on the number line below?
R
S
-5
T
0
U
5
Constructed Response Closure
Alexis identified -4 on this number line. Explain why her answer is incorrect.
-5
0
5
_________________________________________________________
_________________________________________________________
_________________________________________________________
Summary Closure
What did you learn today about identifying negative and positive integers on a
number line?
Day 1 _____________________________________________________
_________________________________________________________
_________________________________________________________
Day 2 _____________________________________________________
_________________________________________________________
_________________________________________________________
DataWORKS Educational Research
(800) 495-1550 • www.dataworks-ed.com
©2012 All rights reserved.
Comments? [email protected]
5th Grade Number Sense 1.5 (2Q)
Identify and represent on a number line decimals, fractions,
mixed numbers, and positive and negative integers.
Lesson to be used by EDI-trained teachers only.
Independent Practice
A negative integer is a number less than zero.
A positive integer is a number greater than zero.
-2 -1 0 1 2
Identify negative and positive integers on a number line.
– Negative + Positive
Step #1: Read the question carefully.
Step #2: Identify the location of the integer on the number line by counting from zero.
(Hint: Negative integers are on the left of zero and positive integers are on the right.)
Step #3: Represent the integer on the number line; then, answer the question.
P
G
-10
T
Z
-5
W
0
Y
J
5
B
10
1. Which letter on the number line
identifies the location of the integer -6?
2. Which letter on the number line
identifies the location of the integer -8?
3. Which letter on the number line
identifies the location of the integer 4?
4. Which letter on the number line
identifies the location of the integer 8?
5. What letter best shows the location of
the integer -2 on the number line below?
6. What letter best shows the location of
the integer 2 on the number line below?
A
B
-5
C
0
DataWORKS Educational Research
(800) 495-1550 • www.dataworks-ed.com
©2012 All rights reserved.
Comments? [email protected]
D
5
W
X
-5
Y
0
Z
5
5th Grade Number Sense 1.5 (2Q)
Identify and represent on a number line decimals, fractions,
mixed numbers, and positive and negative integers.
Lesson to be used by EDI-trained teachers only.
Periodic Review 1
A negative integer is a number less than zero.
A positive integer is a number greater than zero.
-2 -1 0 1 2
Identify negative and positive integers on a number line.
– Negative + Positive
Step #1: Read the question carefully.
Step #2: Identify the location of the integer on the number line by counting from zero.
(Hint: Negative integers are on the left of zero and positive integers are on the right.)
Step #3: Represent the integer on the number line; then, answer the question.
Q G
-10
T
Z
-5
U
B
0
J Y
5
10
1. Which letter on the number line
identifies the location of the integer -7?
2. Which letter on the number line
identifies the location of the integer 1?
3. Which letter on the number line
identifies the location of the integer 7?
4. Which letter on the number line
identifies the location of the integer -1?
5. What letter best shows the location of
the integer 1 on the number line below?
6. What letter best shows the location of
the integer -6 on the number line below?
M
-5
N
Q
0
DataWORKS Educational Research
(800) 495-1550 • www.dataworks-ed.com
©2012 All rights reserved.
Comments? [email protected]
P
5
C
D
-5
E
0
F
5
5th Grade Number Sense 1.5 (2Q)
Identify and represent on a number line decimals, fractions,
mixed numbers, and positive and negative integers.
Lesson to be used by EDI-trained teachers only.
Periodic Review 2
A negative integer is a number less than zero.
A positive integer is a number greater than zero.
-2 -1 0 1 2
Identify negative and positive integers on a number line.
– Negative + Positive
Step #1: Read the question carefully.
Step #2: Identify the location of the integer on the number line by counting from zero.
(Hint: Negative integers are on the left of zero and positive integers are on the right.)
Step #3: Represent the integer on the number line; then, answer the question.
Q Z G
T
U
-10
-5
Y
0
J
5
B
10
1. Which letter on the number line
identifies the location of the integer -9?
2. Which letter on the number line
identifies the location of the integer -11?
3. Which letter on the number line
identifies the location of the integer 11?
4. Which letter on the number line
identifies the location of the integer 9?
5. What letter best shows the location of
the integer -7 on the number line below?
6. What letter best shows the location of
the integer 7 on the number line below?
P
Q
-5
R
0
DataWORKS Educational Research
(800) 495-1550 • www.dataworks-ed.com
©2012 All rights reserved.
Comments? [email protected]
S
5
S
T
-5
U
0
V
5
5th Grade Number Sense 1.5 (2Q)
Identify and represent on a number line decimals, fractions,
mixed numbers, and positive and negative integers.
Lesson to be used by EDI-trained teachers only.
Periodic Review 3
A negative integer is a number less than zero.
A positive integer is a number greater than zero.
-2 -1 0 1 2
Identify negative and positive integers on a number line.
– Negative + Positive
Step #1: Read the question carefully.
Step #2: Identify the location of the integer on the number line by counting from zero.
(Hint: Negative integers are on the left of zero and positive integers are on the right.)
Step #3: Represent the integer on the number line; then, answer the question.
G
T
Q Z
-10
-5
U B
0
J
Y
5
10
1. Which letter on the number line
identifies the location of the integer 9?
2. Which letter on the number line
identifies the location of the integer 2?
3. Which letter on the number line
identifies the location of the integer -9?
4. Which letter on the number line
identifies the location of the integer -2?
5. What letter best shows the location of
the integer 6 on the number line below?
6. What letter best shows the location of
the integer -1 on the number line below?
E
F
-5
G
0
DataWORKS Educational Research
(800) 495-1550 • www.dataworks-ed.com
©2012 All rights reserved.
Comments? [email protected]
H
5
J
K
-5
L
0
M
5
5th Grade Number Sense 1.5 (2Q)
Identify and represent on a number line decimals, fractions,
mixed numbers, and positive and negative integers.
Lesson to be used by EDI-trained teachers only.
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DataWORKS Educational Research
(800) 495-1550 • www.dataworks-ed.com
©2012 All rights reserved.
Comments? [email protected]
5th Grade Number Sense 1.5 (2Q)
Identify and represent on a number line decimals, fractions,
mixed numbers, and positive and negative integers.
Lesson to be used by EDI-trained teachers only.