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Home > Pre-Algebra calculators > Divisibility rule example
Divisibility rule of 9 example ( Enter your problem )
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8. Divisibility rule of 8 example
(Previous example)		10. Divisibility rule of 10 example
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9. Divisibility rule of 9 example


1. Check whether 2412 is divisible by 9 or not?

Solution:
Divisibility rule of 9 :
The sum of the digits is divisible by 9, then number is also divisible by 9.

Sum of digits of 2412 is `2+4+1+2=9`, which is divisible by 9.


`:.` 2412 is divisible by 9.


2. Check whether 2925 is divisible by 9 or not?

Solution:
Divisibility rule of 9 :
The sum of the digits is divisible by 9, then number is also divisible by 9.

Sum of digits of 2925 is `2+9+2+5=18`, which is divisible by 9.


`:.` 2925 is divisible by 9.


3. Check whether 3321 is divisible by 9 or not?

Solution:
Divisibility rule of 9 :
The sum of the digits is divisible by 9, then number is also divisible by 9.

Sum of digits of 3321 is `3+3+2+1=9`, which is divisible by 9.


`:.` 3321 is divisible by 9.


4. Check whether 2581 is divisible by 9 or not?

Solution:
Divisibility rule of 9 :
The sum of the digits is divisible by 9, then number is also divisible by 9.

Sum of digits of 2581 is `2+5+8+1=16`, which is not divisible by 9.


`:.` 2581 is not divisible by 9.


5. Check whether 2960 is divisible by 9 or not?

Solution:
Divisibility rule of 9 :
The sum of the digits is divisible by 9, then number is also divisible by 9.

Sum of digits of 2960 is `2+9+6+0=17`, which is not divisible by 9.


`:.` 2960 is not divisible by 9.


6. Check whether 3277 is divisible by 9 or not?

Solution:
Divisibility rule of 9 :
The sum of the digits is divisible by 9, then number is also divisible by 9.

Sum of digits of 3277 is `3+2+7+7=19`, which is not divisible by 9.


`:.` 3277 is not divisible by 9.



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8. Divisibility rule of 8 example
(Previous example)		10. Divisibility rule of 10 example
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