These rules are used to determine if a number can be evenly divided by another number. For example, the divisibility rule for 3 is that if the sum of the digits in a number is divisible by 3, then the number itself is divisible by 3.
These rules are used to determine if a number can be evenly divided by another number. For example, the divisibility rule for 3 is that if the sum of the digits in a number is divisible by 3, then the number itself is divisible by 3.