Jul21

## Divisibility Criteria for 3, 4, 9 and 11

In this post we are going to learn about the criteria of divisibility by 3, 4, 9 and 11. Criteria of divisibility by 3: A number is divisible by 3 when the sum of its digits is a multiple of 3. For example: Is 1098 divisible by 3? We add all the digits of 1098: 1 […]

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