Operations with decimals

Operations with Decimals

Reviewing adding, subtracting, multiplying and dividing decimals

Multiple Choice

Justin made $46 mowing lawns during the summer. He went to the movies and spent $16.54, the arcade and spent $8.50, and the comic book store and spent $12.98. How much money does he have left?

• $7.98

• $5.48

• $6.92

• $8.21

Multiple Choice

0.36 ÷ 0.6

• 6

• 0.6

• 0.06

• .42

Multiple Choice

0.26 x 8.1

• .2106

• 21.06

• 2.106

• 8.36

Multiple Choice

Ali grew 2.3 inches this school year and Mary grew 2.38 inches. How much did they grow all together? 

• 4.68 inches
• .08 inches
• 2.5 inches
  2.58 inches
• 5.68 inches

Multiple Choice

8.253 ÷ 0.5

• 1.6506

• 16.506

• 165.06

• 1650.6

Multiple Choice

0.105 ÷ 0.5

• 21

• 2.1

• 0.21

• 0.021

Multiple Choice

20.72 ÷ 8

• 0.259

• 2.59

• 0.625

• 6.2

Multiple Choice

16.25 × 1.3

• 21.125

• 211.25

• 2112.5

• 2.1125

Multiple Choice

2.3 × 1.21

• 0.2783

• 2.783

• 27.830

• 278.300

Multiple Choice

9 - 5.2

• 4.2

• 2.4

• 3.8

• 38

Multiple Choice

15 - 2.75

• 13.75

• 12.75

• 12.25

• 11.25

Multiple Choice

5.8 + 4.289

• 9.284

• 10.089

• 21.55

• 8.752

Multiple Choice

Leena bought 22 boxes of crayons for $28.16. How much did she pay for each box of crayons?

• $1.28
• $6.16
• $12.80
• $0.13

Multiple Choice

Bananas cost $0.54 per pound and grapes cost $1.28 per pound. Lexi bought 2.6 pounds of bananas and 3.1 pounds of grapes. How much did she pay for the bananas and grapes?

• $1.82
• $2.68
• $4.54
• $5.37

Multiple Choice

One meter is approximately equal to 39.39 inches. About how many inches are in 5 meters?

• 80

• 120

• 150

• 200