Pacermind | Grade-5 Math Practice | Divisibility Rules

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Is 511 divisible by 9 :

Yes

Divisibility Rule
Number	Rule
2	Last digit is even number (ends in 0 2 4 6 8)
3	The sum of the digits is divisible by 3
4	The last two digits form a number divisible by 4
5	The last digit is 0 or 5
6	The number is divisible by both 2 and 3
7	Consider the last digit. Double it and subtract it from the rest of the number. If you get an answer divisible by 7 then the original number is divisible by 7
8	The last three digits form a number divisible by 8
9	The sum of its digit is divisible by 9
10	It ends in a 0

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