Decimals

Place Value/Rounding

100

Place value of 9

8.91

Tenths

200

Place value of 5

 

7.605

thousandths 

300

Round to the hundredths 

5.478

5.48

400

Round to the ones 

1.8

2

500

Round to tenths

8.17

8.2

Addition

100

.54+7.8

8.34

200

35.08+11.9

46.98

300

6.57+1.2

7.77

400

.8+.22

1.02

500

25+8.46

33.46

Subtraction

100

.93-.7

.23

200

3.55-.1

3.45

300

97-16.98

80.02

400

36-7.3

28.7

500

15-6.24

8.76

Division

100

145.8/12

12.15

200

12.4/8

1.55

300

.66/.3

2.2

400

14.4/.4

36

500

3.51/.78

4.5

Multiplication

100

2.49 x 3 

7.47

200

.8 x 9

7.2

300

.4x .8

.32

400

.35x.15

.0525

500

.81x7.3

5.913