
七上二段總複習(值日生爭霸戰)
Authored by 陳 嘉卿
Mathematics
7th Grade
Used 5+ times

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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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