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Subtracting
Dividing
Multiplying
Estimating/ Compatible Numbers
100

9.34 + 4.98

14.32

100

432.67 - 98.4

334.27

100

182.12 / 14.5 

12.56

100

67.85 X 2.5

169.625

100

230.12-46.90

180 Answers May Vary

200

0.876 + 12.3

13.176

200

12.067 - 9.699

2.368

200

12.3202 / 2.69

4.58

200

4.12 X 0.76

3.1312

200

4.56+12.12

17 Answers May Vary

300

234.76 + 124.23

358.99

300

93.5 - 34.569

58.931

300

28.56 / 12

2.38

300

0.45 X 0.23

0.1035

300

410.34 / 11.6

40 Answers May Vary

400

0.567 + 14.5

15.067

400

1.2 - 0.348

0.852

400

1700.8 / 8

212.6

400

101.2 X 3.7

374.44

400

67.5 X 9.68

700 Answers May Vary

500

67.67 + 67.67

135.34

500

76.76 - 67.67

9.09

500

170.34 / 3

56.78

500

67.76 X 41.56

2,816.1056

500

121.34 X 42.09

4,800 Answers May Vary