Divisibility Rules For Numbers 1-12

The divisibility rules for numbers 1-12 helps to check whether a number is exactly divisible by the other number.

The rules are illustrated with clear examples for easier understanding. Click the rules to find the explanation with examples.

Divisible By	Rules of Divisibility
2	The last digit or the unit digit is even (0,2,4,6,8).
3	The sum of the digits is divisible by 3.
4	The last two digits are divisible by 4.
5	The unit digit or last digit is 0 or 5.
6	Number divisible by both 2 and 3.
7	The last digit is multiplied by 2 and subtracted from the rest of the number. The result is either 0 or divisible by 7.
8	The last three digits are divisible by 8.
9	The sum of the digits is divisible by 9.
10	The unit digit is zero.
11	The sum of the even digits is subtracted from the sum of the odd digits. The result is either 0 or divisible by 11.
12	Number divisible by both 3 and 4.

Without much calculation, the above divisibility tests for numbers 1-12 helps to solve the problems of division.

Divisibility Rules For Numbers 1-12

About Easy calculation