Simple Operations With Integers

Omar played a math game and had cards with the five values shown below. 7 , 1 , -5 , 2 , -10 His score was the sum of the numbers on these five cards. What was Omar's score?

• -5

• 25

• 5

• -9

Tags

CCSS.7.NS.A.1C

Sophie is trying to identify an unknown number. She knows the following properties of the unknown number:

• The opposite of the unknown number is 20
• The absolute value of the unknown number is 20

What is the unknown number Janet is trying to identify?

• 1/20

• -20

• -1/20

• 20

Tags

CCSS.7.NS.A.1B

Simplify:

-8 ( -3 + -10 ) + (-5)

• 109

• 99

• -109

• -99

Tags

CCSS.7.NS.A.1D

Ms. W purchased 5 shirts for $12 each and a movie for $25. She purchased the items using her debit card. The change in balance of Ms.W’s checking account can be represented by the expression shown:

5(-12) + (-25)

Which integer represents the change in balance of Carol’s checking account from these purchases?

• 35

• -35

• -85

• -80

Tags

CCSS.7.NS.A.3

Match the following

• 8

• 10 + (-7)

• 12

• -2 + 10

• -12

• 5 - (-7)

• 3

• -4 - 4

• -8

• -16 +4

Tags

CCSS.7.NS.A.1B

Match the following with the correct operation and sign of the answer.

• add, positive

• -762 + (-481)

• add, negative

• -717 + 927

• subtract, negative

• 3 + 5

• subtract, positive

• -1239 + 904

Tags

CCSS.7.NS.A.1D

When you subtract a negative number we add its ​ ​ (a)   .

• opposite

• inverse

Tags

CCSS.7.NS.A.1C

If I am subtracting integers, I need to change the problem to addition by ​ ​ (a)   ​ the ​ (b)   ​

• opposite

• subtracting

• same sign

• adding

Tags

CCSS.7.NS.A.1C

Which expression best represents the number line shown

• 3 + 8

• -3 + -8

• -3 + 8

• -8 + 3

Tags

CCSS.7.NS.A.1B

• -15

• 5

• -5

• 15

Tags

CCSS.7.EE.B.3