5th Grade - Adding and Subtracting Decimals

82.1 + 1.82

Evaluate 6.3 + 2.98 + 7.77

Find the difference between 20.04 and 12.7.

• 12.74

• 21.31

• 32.74

• 7.34

Dave and his brother Theo are selling cookies by the pound at the school bake sale. Dave sold 14.84 pounds of cookies and Theo sold 21.4 pounds of cookies. How many more pounds of cookies did Theo sell than Dave?

• 6.56

• 13.44

• 36.24

• 7.44

The Bell family traveled and drove 10.9 hours; then 8.6 hours; then 12.4 hours. How many total hours did they drive?

The Bell family drove ____ hours.

Beth worked 33.5 hours last week and 23.75 this week. About how many hours did she work?

Toby's principal wants to put a new fence around the playground. The playground is a rectangle in shape.

It is 75.23 meters wide and 105.55 meters long. How much fencing does he need?

• 180.78

• 361.56

• 361.65

• 108.78

Choose all expressions that are equal to 28.3.

• 27 + 0.91 + 0.39

• 0.01 + 28.02

• 9.9 + 9.8 + 9.6

• 0.02 +28 + 0.28

• 27.3 + 1