若K=2.83×109,則K為幾位數?

7年級二段

Quiz
•
Mathematics
•
7th Grade
•
Hard
CHIH HSU
Used 3+ times
FREE Resource
50 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
8
9
10
11
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪一個數值最大?
7.5×10-7
7.5×10-6
3.5×10-7
3.5×10-6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
已知13=13×1,則下列敘述何者錯誤?
1是13的因數
13是13的倍數
13是1的倍數
13是1的因數
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列哪一個數不是561的因數?
17
33
51
137
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
下列何者為11的倍數?
123110
182919
24606
22222
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列何者是2的倍數也是5的倍數?
56780
57068
75086
87065
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
下列何者不是質數?
7
41
31
51
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