Math Chapter 8-9: Decimal Review

Addition

100

12.1 + 2.345 = 

14.445

200

0.12 + 8 = 

8.12

300

12.4 + 3.198 + 0.67 = 

16.268

400

0.135 + 0.95 + 0.007 = 

1.092

500

13.22 + 0.456 + 198.1 = 

211.776

Subtraction

100

12.5 - 4.7 = 

7.8

200

8.978 - 1.234 = 

7.744

300

2.36-1.798 = 

.562

400

15.4 - 12.765 = 

2.635

500

1.2 - 0.888 = 

.312

Multiplication

100

10 x .6

100 x .6

1000 x .6

6

60

600

200

0.36 x 1.3

.468

300

0.3 x 0.06

0.018

400

8.4 x 3.1 

26.04

500

2.8 x 0.61

1.708

Division

100

24 ÷ 10 =

24 ÷ 100 = 

24 ÷ 1000 = 

2.4

.24

.024

200

28.4 ÷ 4 = 

7.1

300

0.96 ÷ 6

.16

400

5.6 ÷ 8 = 

.7

500

Divide. Round the quotient to the nearest CENT. 

$10.79 ÷ 4

$2.70