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小數乘法一(不用計算只移動小數點)

小數乘法一(不用計算只移動小數點)

Assessment

Presentation

Mathematics

5th Grade

Practice Problem

Medium

Created by

Ching Yuen

Used 5+ times

FREE Resource

7 Slides • 13 Questions

1

media

2

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3

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4

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5

Multiple Choice

0.78 × 10=?

1

0.078

2

0.78

3

7.8

4

78

6

Multiple Choice

0.78 × 100=?

1

0.078

2

0.78

3

7.8

4

78

7

Multiple Choice

0.78 × 1000=?

1

7.8

2

78

3

780

4

7800

8

Multiple Choice

9.82 × 10=?

1

9.82

2

98.2

3

982

4

9820

9

Multiple Choice

6.4 × 100=?

1

640

2

64

3

6.4

4

0.64

10

Multiple Choice

1.02 × 1000=?

1

1020

2

102

3

10.2

4

1.02

11

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12

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13

Multiple Choice

38.6 × 0.1=?

1

386

2

38.6

3

3.86

4

0.386

14

Multiple Choice

38.6 × 0.01=?

1

38.6

2

3.86

3

0.386

4

0.0386

15

Multiple Choice

38.6 × 0.001=?

1

0.0386

2

0.386

3

3.86

4

38.6

16

Multiple Choice

0.09 × 0.1=?

1

9

2

0.9

3

0.09

4

0.009

17

Multiple Choice

145 × 0.01=?

1

0.145

2

1.45

3

14.5

4

145

18

Multiple Choice

10.2 × 0.001=?

1

0.0102

2

0.102

3

1.02

4

10.2

19

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20

Draw

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