Multiplying Decimals by 10-100-1b - Amazon Web Services

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MULTIPLYING DECIMALS BY 10 AND 100 SHEET 1B (UP TO 2DP)

A) Multiply these numbers by 10.

1) 0.37 x 10 =

2) 2.27 x 10 =

4) 1.92 x 10 =

5) 10 x 3.59 =

7) 10 x 2.8 =

8) 9.54 x 10 =

3) 10 x 8.2 = 6) 0.09 x 10 = 9) 10 x 29.8 =

B) Multiply these numbers by 100.

1) 1.72 x 100 = 4) 100 x 2.15 = 7) 6.3 x 100 =

2) 0.64 x 100 = 5) 100 x 13.2 = 8) 100 x 3.02 =

3) 100 x 12.8 = 6) 1.73 x 100 = 9) 100 x 39.1 =

C) 10 or 100 times bigger? Circle the correct amount.

1) 154 is 10x 100x bigger than 15.4 2)

53 is 10x 100x bigger than 0.53

3) 46.2 is 10x 100x bigger than 4.62 4) 79.2 is 10x 100x bigger than 7.92

5)

60 is 10x 100x bigger than 0.6 6) 12.7 is 10x 100x bigger than 1.27

7) 782 is 10x 100x bigger than 7.82 8) 940 is 10x 100x bigger than 9.4

D) Multiply these numbers by 10 or 100.

1) 2.15 x 10 = 4) 10 x 1.56 = 7) 4.05 x 100 = 10) 10 x 0.39 =

2) 100 x 0.4 = 5) 18.4 x 100 = 8) 10 x 164.8 = 11) 41.3 x 100 =

3) 1.38 x 100 = 6) 10 x 0.07 = 9) 0.87 x 100 = 12) 9.38 x 100 =

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MULTIPLYING DECIMALS BY 10 AND 100 SHEET 1B ANSWERS

A) Multiply these numbers by 10.

1) 0.37 x 10 = 3.7

2) 2.27 x 10 = 22.7

4) 1.92 x 10 = 19.2

5) 10 x 3.59 = 35.9

7) 10 x 2.8 = 28

8) 9.54 x 10 = 95.4

3) 10 x 8.2 = 82 6) 0.09 x 10 = 0.9 9) 10 x 29.8 = 298

B) Multiply these numbers by 100.

1) 1.72 x 100 = 172 4) 100 x 2.15 = 215 7) 6.3 x 100 = 630

2) 0.64 x 100 = 64 5) 100 x 13.2 = 1320 8) 100 x 3.02 = 302

3) 100 x 12.8 = 1280 6) 1.73 x 100 = 173 9) 100 x 39.1 = 3910

C) 10 or 100 times bigger? Circle the correct amount.

1) 154 is 10x 100x bigger than 15.4 2)

53 is 10x 100x bigger than 0.53

3) 46.2 is 10x 100x bigger than 4.62 4) 79.2 is 10x 100x bigger than 7.92

5)

60 is 10x 100x bigger than 0.6 6) 12.7 is 10x 100x bigger than 1.27

7) 782 is 10x 100x bigger than 7.82 8) 940 is 10x 100x bigger than 9.4

D) Multiply these numbers by 10 or 100.

1) 2.15 x 10 = 21.5 4) 10 x 1.56 = 15.6 7) 4.05 x 100 = 405 10) 10 x 0.39 = 3.9

2) 100 x 0.4 = 40 5) 18.4 x 100 = 1840 8) 10 x 164.8 = 1648 11) 41.3 x 100 = 4130

3) 1.38 x 100 = 138 6) 10 x 0.07 = 0.7 9) 0.87 x 100 = 87 12) 9.38 x 100 = 938

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