Integers Operation Models

Which addition equation matches the problem modeled below?

• -6 + (-9) = 3

• -6 + 9 = 3

• -6 + 3 = 9

• 9 + (-3) = -6

Tags

CCSS.7.NS.A.1B

• -15 ÷ (-3) = -5
• 15 ÷ 3 = 5
• -15 ÷ 3 = 5
• -15 ÷ 3 = -5

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Which equation represents the 2-color counters shown in the image?

• -4 + 5 = -1

• 4 -5 = -1

• 4 + (-5)= -9

• -5 - 4 = -9

Tags

CCSS.7.NS.A.1B

Which expression models this diagram?

• 3 + -4

• -4 + 3

• 7 + -4

• -4 + 7

Tags

CCSS.7.NS.A.1B

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

• subtract, positive

• -762 + (-481)

• add, positive

• 3 + 5

• add, negative

• -1239 + 904

• subtract, negative

• -717 + 927

Tags

CCSS.7.NS.A.1D

Match the following

• 13

• 8 - (-5)

• 1

• 1 - 5

• 2

• -4 - (-6)

• -4

• 10 - 9

• -8

• -7 + (-1)

Tags

CCSS.7.NS.A.1B

In a class test, +4 marks were awarded for the correct answers and -1 mark for the wrong answers. Student scores 40 marks. If his correct answers were 11, find his wrong answers.

• 2

• 4

• 6

• 8

Tags

CCSS.7.NS.A.3

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

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

• opposite

• inverse

Tags

CCSS.7.NS.A.1C

• 4 - 2 = 2
• -4 + 2 = -2
• -4 - 2 = -6
• 4 + 2 = 6

Tags

CCSS.7.NS.A.1B