###### Math

## Proof: If the sum of the digits of a number is divisible by 3 then the number is divisible by 3

Given a number with digits of the form If the sum of these digits is equal to a number that is divisible by 3 then the number is divisible by 3. Proof follows Starting with with which must be 0.3,6,9 then is said to be divisible by Read more…