
HCF &LCM_4A
Authored by 李倩 李倩
Mathematics
4th Grade
Used 14+ times

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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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