Number Problem

Which equation matches the model?

• -7 - 3 = -4

• 3 + (-7) = -4

• -7 + 3 = 4

• -4 + -3 = -7

Tags

CCSS.7.NS.A.1C

Which equation matches this model?

• -7 + 3 = -4

• -4 - 3 = -7

• 4 - 3 = 1

• 4 - (-3) = 7

Tags

CCSS.7.NS.A.1B

Determine the unknown number: 5 + ____ = -9

• 4

• 14

• -14

• -4

Tags

CCSS.7.NS.A.1B

Determine the unknown number: ____ - (-8) = -9

• 17

• -17

• 1

• -1

Tags

CCSS.7.NS.A.1B

Determine the unknown number: ____ x -9 x -1 = -9

• 9

• -9

• 1

• -1

• 0

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Determine the unknown number: ____ ÷ -5 x 4 = -20

• 25

• -25

• -20

• 20

• 1

Tags

CCSS.7.NS.A.2C

Evaluate 7¾ + (-2⅕)k for k = -10

• -55½

• -14¼

• 29¾

• 99½

Tags

CCSS.7.NS.A.1D

Classify this rational number: 5/12 as...

• terminating

• non-terminating, non-repeating

• non-terminating, repeating

• repeating

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Andrew estimated he would need 30 minutes to complete his purple study guide. He actually needed 2.5 hours. What was his percent error? Round to the nearest whole percent.

• 80%

• 20%

• 11%

• 92%

Tags

CCSS.6.RP.A.3C

Use order of operations to solve: 20 ÷ -4 + (-6) + 8 -9(-4) - 5= ____

• 39

• 33

• -39

• -29

• -33

Tags

CCSS.7.NS.A.3