Rational Numbers Review

Which correctly explains the temperature change shown in the expression:

• The temperature decreased 5 degrees, increased 7 degrees, then decreased 3 degrees.

• The temperature decreased 5 degrees, decreased 7 degrees, then increased 3 degrees.

• The temperature increased 5 degrees, decreased 7 degrees, then increased 3 degrees.

Tags

CCSS.7.NS.A.3

Which sum correctly represents 5.2 units to the right of -25.7 ?

• 5.2 + 25.7

• -25.7 + -5.2

• -25.7 + 5.2

• -5.2 + 25.7

Tags

CCSS.7.NS.A.1B

Select all the products that are positive:

• (-a) (1) (-b) (-c)

• (-a) (1) (b) (-c)

• (-a) (-1) (-b) (-c)

• (a) (-1) (b) (c)

Tags

CCSS.7.NS.A.2A

If the expression -5 x 3 means to take away 3 positives five times:

+++ +++ +++ +++ +++

--- --- --- --- ---

What is the result of what is left of the zero pairs shown?

• 15

• -15

• 0

• -2

Tags

CCSS.7.NS.A.1B

Which equation represents the scenario? Kelsey has $50 to spend for the week. She bought breakfast for $9, and used e dollars for other expenses. At the end of the week, she has $17 left.

• 50 - (9 + e) = 17

• 17 + 9 = 50

• 20 - 9 - 17 = e

Tags

CCSS.HSA.CED.A.3

Calculate the result of -56 ÷ -8.

• 7

• -7

• 8

• -8

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Calculate the result of: -54.26 + (-15.42).

• -69.68

• 69.68

• -38.84

• 38.84

Tags

CCSS.7.NS.A.1C

What is the additive inverse of -4?

• 4

• -4

• 0

• -8

Tags

CCSS.7.NS.A.1B

What is the result of -8.9 × 1.4?

• 12.46

• -12.46

• -10.36

• 10.36

Tags

CCSS.7.NS.A.2A

What is the result of the expression: -16 + (8)?

• -24

• -8

• 8

• 16

Tags

CCSS.7.NS.A.1C