- What is the divisibility by 2 Rule?
- Even numbers are multiples of 2. A number is even if ends in 0,2,4,6, or 8.
- What is the divisibility by 3 rule?
- A number is divisible by 3 if the sum of its digits is divisible by 3.
- 372, for instance, is divisible by 3 since sum of its digits (3+7+2) is 12. And 12 is divisible by 3.
- What is the divisibility by 4 rule?
- A number is divisible by 4 if the number\'s last two digits are divisible by 4
- 9,312, for instance, is divisible by 4 since its last 2 digits are 12. And 12 is divisible by 4.
- What is the divisibility by 5 rule?
- A number is divisible by 5 if its last digit is a 0 or 5.
- What is the divisibility by 6 rule?
- Since 6 is a multiple of 2 and 3, the rules for divisibility by 6 are a combination of the rule for 2 and the rule for 3.
- Divisibility by 8 Rule
- A number passes the test for 8 if the last three digits form a number is divisible 8.
- Divisibility by 9 Rule
- A number is divisible by 9 if the sum of the digits are evenly divisible 9.
- Divisibility by 10 Rule
- A number passes the test for 10 if its final digit is 0