Adding Decimals
Subtracting Decimals
Rounding Whole Numbers
Rounding Decimals
Place Value
100

.86 + .75

1.61

100

5 - 1.25

3.75

100

round 429 to the nearest 10's place

430


100

round 601.584 to the nearest tenth

601.6

100

which is greater 1.75 or 1.25

1.75

200

100 + 13.452

113.452

200

5.26 - 2.56

2.7

200

round 48,280 to the nearest ten thousand

50,000

200

round 9.00391 to the nearest ten thousandth

 9.0039

200

which is greater 5.39 or 9.02

9.02
300

72.14 + 7.86

80

300

3.75 - 1.38

2.37

300

round 9,058 to the nearest thousand 

9,000

300

round 0.38 to the nearest tenth

0.4

300

which is greater 5.31 or 5.031

5.31

400

6.013 + 14.09

20.103

400

146.89 - 29.99

116.90

400

round 36,815 to the nearest hundred

36,800

400

round 42.3952 to the nearest thousandth 

42.395

400

which is greater 43.94 or 53.69

53.69

500

23.146 + 17.215

40.361

500

.8523 - .794

.0583

500

round 1,867,031 to the nearest hundred thousand

1,900,000

500

round 18.670308 to the nearest hundred thousandth

18.670310

500

which is greater 847.05 or 846.75

847.05

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