Maths Divisibility rules
11 cards by A.cheng created on 2014/01/05

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1
2
Examples
Answer
 if the last digit is 0,2,4, or 8
Explanation

2
4
Examples
Answer
 if the last two digits are divisible by 4
Explanation

3
8
Examples
Answer
 if the last two digits are divisible by 8
Explanation

4
3
Examples
Answer
 if the number's digits added up are divisible by 3
Explanation

5
9
Examples
Answer
 if the number's digits added up are divisible by 9
Explanation

6
6
Examples
Answer
 if the number is divisible by 2 and 3
Explanation

7
12
Examples
Answer
 if the number is divisible by 3 and 4
Explanation

8
5
Examples
Answer
 if the number's end is a 0 or a 5
Explanation

9
10
Examples
Answer
 if the number's end is a 0
Explanation

10
2,3,5,6,9,10
Examples
Answer
 What are the factors of 392,130?
Explanation

11
2,3,5,6,9,10
Examples
Answer
 What are the factors of 450?
Explanation