數學因數
Authored by 周老師 周老師
Other
5th Grade
Used 59+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1 是任何數的因數
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
任何整數都可以寫成兩個因數相乘，所以所有的整數都有偶數個因數。
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下面的算式中，哪一個可以整除？
42÷8
64÷6
54÷4
49÷7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
「18」的因數有幾個？
5個
6個
7個
8個
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下面哪一個數是6和8的公因數？
8
4
3
2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
20可以被哪個數整除？
40
5
3
7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
9可以整除下列個數？
21
45
3
6
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