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七上二段總複習(值日生爭霸戰)

Authored by 陳 嘉卿

Mathematics

7th Grade

Used 5+ times

七上二段總複習(值日生爭霸戰)
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10 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

將43.156×10-5寫成小數形式,則其小數點後第幾位開始不為0?

3

4

5

6

2.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

下列敘述何者正確?

最小的質數是1

最小的合數是2

101是質數

3的倍數一定是9的倍數

9的倍數一定是3的倍數

3.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

下列敘述何者正確?

0是任何除了0以外的整數的倍數

1是任何整數的因數

91是質數

57是質數

97是質數

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

下列何者為23×32×5、22×33×7與22×32×52的最大公因數?

22×33

22×32

23×32

23×33×5

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

34×52、52×7 與23×53×7三個數的最小公倍數等於多少?

52×7

2×3×5×7

23×3 4×52×7

23×3 4×53×7

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

如果⅚的分母加上18,那麼分子要加上多少,其值才不會變?

18

15

10

8

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

在1到100的正整數中,含3的因數但不含2的因數的數共有幾個?

16

17

33

89

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