Calculate Operations with Rational Numbers

On a cold winter morning, the temperature was

-5°F. By noon, the temperature increased 5°.

What was the temperature at noon?

Tags

CCSS.7.NS.A.1C

Audrey deposits $36 in her account. Then she

makes two withdrawals, one for $17 and one

for $19. What is the total change to the balance

of Audrey’s account? Explain.

• +$72 because Audrey's continuously adding money (36 + 17 +19 into her bank account.

• $0 because Audrey added $36 with a deposit, but then subtracted $36 with withdrawals of $17 and $19.

• +$19 because Audrey added $36 in her account, but then took out $17.

Tags

CCSS.7.NS.A.3

Greg bought 15 9/11 gallons of gas. What decimal

should the meter on the gas pump read?

• $15.82

• $15.91

• $15.81

• $15.19

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

What is the decimal equivalent to 4/5?

Tags

CCSS.4.NF.C.6

Which fraction has a decimal equivalent that is a repeating decimal?

• 3/10

• 141/47

• 13/65

• 11/12

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Stella walks down a flight of stairs to the

basement. Then she walks back up the stairs

and up another flight of stairs to the second

floor of her house. Each flight of stairs

represents a change of 12 feet in height.

How far is Stella above the ground?

• 12 feet

• 24 feet

• 36 feet

• 0 feet

Tags

CCSS.7.EE.B.3

Find the sum of 64 + (-15)

Tags

CCSS.7.NS.A.1C

-121 + (-34)

Tags

CCSS.7.NS.A.1C

105 + (-148)

Tags

CCSS.7.NS.A.1C

The temperature is 1°F at dusk. It is 8 degrees

colder at dawn. What is the temperature at

dawn?

• 8°F

• -8°F

• 9°F

• -7°F

Tags

CCSS.7.NS.A.3