Adding, Subtracting, Multiplying and Dividing Decimals

The 17 students on the math team want to raise

$483.62 to buy practice books. They have already

raised $218.25. If each student raises the same

amount, how much more money must each

student raise?

• $15.61

• $12.84

• $28.45

• $41.29

Tags

CCSS.7.NS.A.3

The temperature on the planet Mercury alternates depending on which side is lit by the sun. The sunlit side can reach up to 950.2°F, and the dark side can drop as low as −346.47°F. What is the difference between the hottest temperature and the coldest temperature?

• -1,296.67°F

• -603.73°F

• 1,296.67°F

• 603.73°F

Tags

CCSS.7.NS.A.1C

What is the product of - 3.2 and 5.50?

• -17.6

• -2.3

• 2.3

• 17.6

Tags

CCSS.7.NS.A.2A

Ms. Nguyen had $100 to purchase art supplies

for her class. She bought 20 paints and 37

paintbrushes. The cost of each paint was $1.21,

and the cost for each paintbrush was $0.53. How

much money did Ms. Nguyen have left after these

purchases?

• $56.19

• $43.81

• $80.39

• $75.80

Tags

CCSS.7.EE.B.3

Mrs. Hathhorn and her daughters have 67.2

ounces of glitter. They are making glitter snow

globes for Christmas; each globe requires 4.8

ounces of glitter. How many snow globes can they

make?

Tags

CCSS.7.EE.B.3

What is the quotient of -635.58 and -9?

Tags

CCSS.7.NS.A.2B

The diameter of the handle of a ping-pong

paddle is 1.6 inches. If you stack them together,

what would the length in inches of 9 of these

ping-pong paddles be?

Tags

CCSS.7.EE.B.3

The temperature in the morning was -3.5˚F. By noon, the temperature had dropped by 1.5˚F. What was the final temperature at noon?

• 2

• -2

• 5

• -5

Tags

CCSS.7.NS.A.1C

Sanin went to the store to buy groceries. He bought a box of cereal for $5.29, a gallon of milk for $2.49, and a quart of juice for $3.79. He paid the cashier with a $20 bill. How much change did Sanin receive?

Tags

CCSS.6.NS.B.3

On Monday, your bank account balance was -$12.58. Because you didn’t realize this, you wrote a check for $30.72 for groceries. What is the new balance in your checking account?

• $43.30

• -$43.30

• $18.14

• -$18.14

Tags

CCSS.7.NS.A.1C