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學習扶助-1

Authored by 范瑜君 范瑜君

Mathematics

1st - 12th Grade

Used 3+ times

學習扶助-1
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10 questions

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1.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

下面哪個數字不是12的因數?

12

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

下面哪一個選項是質數?

15

17

21

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

下列哪個數字是20及30的最大公因數?

5

10

15

20

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

下列哪個數字是12及18的最小公倍數?

33

34

35

36

5.

MULTIPLE SELECT QUESTION

1 min • 1 pt

下列哪個選項是48的質因數分解的結果?

2 X 4 X 6

2 X 2 X 2 X 2 X 3

1 X 2 X 4 X 6

6 X 8

6.

MULTIPLE SELECT QUESTION

1 min • 1 pt

下列哪一個選項的數字都是4和7的公倍數?

21、30、55

28、49、72

28、40、70

28、56、84

7.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

用一些長12 公分、寬15 公分的長方形紙片排成正方形,

排成的正方形中,最小正方形的邊長是幾公分?

180

60

30

3

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