Adding and Subtracting Positive and Negative Numbers on a Number Line

Which one is an Additive Inverse?

• -10 + -10

• 8 - 4

• -4 - (-4)

• 4 + (-4)

Tags

CCSS.7.NS.A.1B

Solve by using the number line:

10 - 10 = ?

• -20

• 0

• 20

• 100

Tags

CCSS.7.NS.A.1B

Which number sentence represents this model?

• 5 + (-8) = 3

• -8 + 5 = -3

• -8 - 5 = -13

• 8 - 5 = 3

Tags

CCSS.7.NS.A.1B

What would you need to add to this counter to be true? -7 + _____ = 2

• 5 negative chips

• 9 negative chips

• 11 positive chips

• 9 positive chips

Tags

CCSS.7.NS.A.1B

Determine the difference.

38.7 - (-10.6)

• 49.3

• 28.1

• 49.3

• 34.1

Tags

CCSS.7.NS.A.1C

In Greenville, the temperature changed from -12 degrees to 35 degrees. What was the change in temperature?

• The temperature rose 47

• The temperature rose 23

• The temperature fell 23

• The temperature fell 47

Tags

CCSS.7.NS.A.1C

Solve by using the number line:

-7 - 2 = ?

• -5

• 9

• 5

• -9

Tags

CCSS.7.NS.A.1B

What is the absolute value of this expression?

I -20 - (-12) I

• -8

• 32

• 8

• -12

Tags

CCSS.6.NS.C.7C

Fill in the missing Addend by using the number line:

5 + ____ = -6

• -1

• -7

• 1

• -11

Tags

CCSS.7.NS.A.1B