Divisibility Rules for Numbers 2 to 11 Simplified A number is divisible by 2 if it ends in 0 or is divisible by 2 when read from right to left. A number is d...
A number is divisible by 2 if it ends in 0 or is divisible by 2 when read from right to left. A number is divisible by 3 if the sum of its digits is divisible by 3. A number is divisible by 4 if the last two digits are divisible by 4. A number is divisible by 5 if it ends in 0 or is divisible by 5 when read from right to left. A number is divisible by 6 if it is divisible by both 2 and 3.
Here are some additional rules to remember for these numbers:
A number divisible by 11 will have either two digits, both of which have the same value, or only one digit that is different.
Numbers divisible by 9 are divisible by 3, but not divisible by 12.
A number divisible by 7 is a combination of two factors: one factor is 7 and the other factor is 1