Numbers Divisible by 9 and 10

Numbers Divisible by 9

A number is divisible by 10 only if the last digit is a 0. Numbers are divisible by 9 if the sum of all the individual digits is evenly divisible by 9. For example, the last sum of the digits of the number 3627 is 18, which is evenly divisible by 9 so 3627 is evenly divisible by 9.

Is the number divisible by 9?

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