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# Divisibility Rules

2 Even number
3 The sum of the digits is divisible by 3
4 The last 2 digits are divisible by 4
5 The last digit is 0 or 5
6 The number is divisible by both 2 and 3
7 If you double the last digit and subtract it from the rest of the number and the answer is: 0 or divisible by 7 (May be easier to just divide by 7)
8 The last three digits are divisible by 8
9 The sum of the digits is divisible by 9
10 The Number ends in 0
11 Add and subtract digits in an alternating pattern (add first, subtract second, add third, etc). Then the answer must be: 0 or divisible by 11
12 The number is divisible by both 3 and 4
Created by: code777