Unit 5 Operations with Decimals

Addition

100

4.5 + 3.2 =

7.7

200

4.25 + 5.51 =

9.76

300

21.34 + 7.90 =

29.24

400

32.15 + 4.1 =

36.25

500

367.5 + 12.375 =

379.875

Subtraction

100

6.8 - 2.2 =

4.6

200

3.66 - 1.43 = 

2.23

300

25.34 - 16.15 =

9.19

400

145.35 - 27.92 =

117.43

500

633.04 - 11.35 =

621.69

Multiplication

100

2.2 x 5 =

11.0

200

3.8 x 15 =

57.0

300

0.41 x 4.4 =

1.804

400

7.29 x 1.5 = 

10.935

500

0.351 x 2.5

0.8775

Division

100

8.6 ÷  2 =

4.3

200

1.26 ÷ 0.3 =

4.2

300

1.68 ÷ 0.8

2.1

400

2.565 ÷ 0.05 =

51.3

500

3.078 ÷ 0.06 =

51.3

Sum/DifferenceProduct/Quotient

100

What is the sum of 8 and 14?

8 + 14 = 22

200

What is the difference of 33 and 10

33 - 10 = 23

300

What is the product of 3 and 6?

3 x 6 = 18

400

What is the quotient of 12 and 4

12 ÷  4 = 3

500

What is the sum and the difference of 14 and 5

14 + 5 = 19

14 - 5 = 9