Adding and Subtracting Decimals

Add

55.78 + 4.6

• 60.28

• 55.32

• 56.44

• 60.38

Find the difference:

7.05 - 4.6

• 2.45

• 3.65

• 11.65

• 11.45

Find the difference:

80.93 - 68

• 12.93

• 81.61

• 148.93

• 86.13

2.98 + 5.3 =

• 2.51
• 8.28
• 3.63
• 2.37

The Bell family traveled and drove 10.9 hours; then 8.6 hours; then 12.4 hours. What is the sum?

• 31.9 hours
• 30 hours
• 31 miles
• 31.8 hours

Kelly has $20. She spends $2.15 on a Slurpee and $6.58 on candy. How much money does Kelly have left?

• $28.73
• $11.27
• $17.85
• $13.42

The Taipei 101 tower is 0.509 km tall. The Sears Tower in Chicago is 0.442 km. What is the difference in their heights.

• 1.67 km

• 0.67 km

• 0.951 km

• 0.067 km

The total cost of a trip is $1067.50. The class has raised $819.24. How much more do they need?

• $1886.74

• $248.26

• $250.00

• $712.49

Richard needs 10.5 kg of flour. He has 5.17 kg in one bag and 5.2 kg in another. Does Richard have enough flour?

• Yes, he does

• No, he does not

Emily has a coupon for $0.50 off her meal. Her final bill was $7.75. How much did her meal cost before the coupon?