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Adding Decimals
Subtracting Decimals
Multiplying Decimals
Dividing Decimals
Rounding Decimals
100

4.7 + 3.2 =

7.9

100

3.89 - 2.1 =

2.79

100

2.1 x 7 = 

14.7

100

2.4 ÷ 2 =

1.2

100
Round 3.785 to the nearest tenth.

3.8

200

3.5 + 2.45 =

5.95

200

4.764 - 3.89 =

0.874

200

0.6 x 5.2 = 

3.12

200

3.5 ÷ 0.5 =

7

200

Round 4365.34 to the nearest whole number.

4365

300

9.78 + 2.12 = 

11.90

300

5.845 - 3.221 = 

2.624

300

5.6 x 4.9 = 

27.44

300

4.25 ÷ 5

0.85

300

Round 1.0081 to the nearest hundredth. 

1.01

400

3150.13 + 12.2 = 

3162.33

400

45.08 - 31.765 = 

13.315

400

54.3 x 6.1 = 

331.23

400

9.25 ÷ 5 =

1.85

400

Round 8743 to the nearest hundred. 

8700

500

213.4 + 1.786 = 

215.186

500

121.234 - 71.2356 = 

49.9984

500

31.6 x 1.21 = 

38.236

500

8.84 ÷ 1.7 = 

5.2

500

Round 31.12395 to the nearest ten thousandth.

31.1240