Decimals by Powers of 10
2-digit by 2-digit multiplication
3-digit by 2-digit
multiplication
Adding and Subtracting
100

5.63 x 10

56.3

100

56 x 10

560

100

67 x 100

6700


100

1.1 + 2.4

3.5

200

1.03 x 100

103

200

32 x 12

384


200

105 x 12

1260

200

3 - 0.01

2.99

300

0.672 x 100

67.2

300

48 x 14

672

300

321 x 42

13482

300

3.2 + 2.643

5.843

400

94.6 x 1000

94600

400

85 x 35

2975
400

401 x 38

15238

400

2.11 - 1.762

0.348

500

48.2 x 10^4

482000

500

94 x 78

7332

500

907 x 63

57141

500

8.248 - 5.99

2.258

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