Decimal Review 1

Rounding Decimals

100

Round to the nearest 10th

34.57

34.6

200

Round to the nearest 10th

234.176

234.2

300

Round to the nearest 100th

233.344

233.34

400

round to the nearest 100th

74.258

74.26

500

Round to the nearest 1000th

54.6789

54.679

Add/Sub Decimal

100

3.24 +1.57

4.81

200

19.14 - 8.42

10.72

300

12.3 + 11.78

24.08

400

76.8 - 32. 94

43.86

500

234.7 - 67.81

166.89

Multiply Decimals

100

.3 x 4

1.2

200

.6 x 10

6

300

.2 x .3

.06

400

.23 x .5

1.15

500

.45 x .24

.108

Divide Decimals

100

.8 / 4

.2

200

.24/8

.03

300

36/ .2

1.8

400

.48 / 8

.06

500

.36/3

.12

Convert Fractions

100

3/10

.3

200

5/100

.05

300

42/100

.42

400

4/7

2 decimal places

.57

500

3/8 

2 decimal places

.37