第2章 自然数的性质 测验
Authored by JIA HENG ANG
Mathematics
7th Grade
Used 220+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3是351的因数。
正确
错误
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
下列哪些数是2的倍数也是3的倍数？
216
425
568
61
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
以下哪一些是质数？
1
2
3
4
5
4.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
求6的质因数
(a)
5.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
求49的质因数。
(a)
6.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
求下列各数的最大公因数：
84，90
(a)
7.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
求下列各数的最大公因数：
27，126
(a)
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