Thursday, June 14, 2012

exam review

Divisibility rules

0- end in zero
1-all numbers
2-even numbers
3-sum of the digits in 3
4-divisible by 2 twice
5-ends in 0 or 5
6-divisible by 2 and 3
8- divisible by 2 thrice
9-sum of the digits is 9
10-ends in 0

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