Adding Decimals
Subtracting Decimals
Multiplying Decimals
Dividing Decimals
Word Problems
100

12.3 + 4.88

20.18

100

2.63 - .71

1.92

100

15.2 x 3.6

54.72

100

5.6 / .7

8

100

Allison ran 0.75 miles. Brendan ran 0.43 miles. How much farther did Allison run than Brendan?

0.32 miles 

200

258 + 67.3

325.3

200

58.1 - 14.23

43.87

200

89.3 x .07

6.251

200

8.7 / 3

2.9

200

Jason swam the 50 m race. His time for the first half was 14.24 seconds and his time for the second half was 15.18 seconds. What was his total time?  


29.42 seconds

300

89.158 + 74.06 

163.218

300

789.15 - 75.3

713.85

300

74.16 x 25

1,854

300

31.05 / .5

62.1

300

A cake recipe calls for 1.25 cups of milk. How many cups of milk will be needed to make 5 cakes?

6.25 cups of milk

400

1692 + 0.009

1,692.009

400

1,256.7 - 639.98

616.72

400

549 x 0.17

93.33

400

.864 / .18

4.8

400

There are 5 basketballs on a rack at the gym. Each one weighs 20.5 ounces. What is the total weight of the basketballs on the rack?

102.5 ounces

500

359.256 + 48.56

407.816

500

893 - 58.67

834.33

500

7.45 x .621

4.62645

500

5.0076 / .09

55.64

500

Lucy needs 9.5 inches of string for each necklace that she makes. If she has 237.5 inches of string, how many necklaces can she make?

25 necklaces