Adding and Subtracting Positive Rational Numbers

55.78+4.6=

• 60.28
• 55.32
• 56.44
• 60.38

32.15+24.15=

• 8.0
• 12.0
• 56.30
• 12.30

2-0.43=

• 0.45
• 1.57
• 0.41
• 2.43

1/8 + 3/6

• 15/24
• 20/48
• 4/14
• 20/24

4/5 + 3/4

• 7/9
• 30/20
• 31/20
• 19/20

9/10 - 7/10

• 16/10
• 2/10
• 3/5
• 1/10

Find the sum 3.35 + 1.4 + 3.65

• 8.9
• 8.22
• 8.43
• 8.4

80.93-68=

• 12.93
• 81.61
• 148.93
• 86.13

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

Jerry bought 6.95 lbs of cherry and lime jelly beans for his birthday party. If 1.75 lbs were cherry flavor, how many pounds were lime flavor?

• 5.2
• 8.7
• 9.7
• 5.02