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第2章 自然数的性质 测验

Authored by JIA HENG ANG

Mathematics

7th Grade

Used 220+ times

第2章 自然数的性质 测验
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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 BLANK QUESTION

1 min • 1 pt

求6的质因数

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

求49的质因数。

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

求下列各数的最大公因数:

84,90

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

求下列各数的最大公因数:

27,126

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