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HCF &LCM_4A

Authored by 李倩 李倩

Mathematics

4th Grade

Used 14+ times

HCF &LCM_4A
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10 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

以下哪個數是45和63的最大公因數?

1

3

9

15

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

以下哪個數是5和30的最大公因數?

5

15

30

45

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

2不是以下哪一組數的公因數?

2、6

9、16

12、36

42、54

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

10和70的公因數共有多少個?

2

3

4

5

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

以下哪一組數是38和57的所有公因數?

1、2、3

1、19

1、2、3、19

57、114

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

求3和11的最小公倍數 (L.C.M.)。

11

33

66

99

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

以下哪一組數是7和35的公倍數?

1、7

7、35

35、70

70、95

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