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Divisible by 10 (Math Trick)...

A number is divisible by 10 if its last digit is zero.

We will apply this interesting math rule on following examples.


  • Is 11110 divisible by 10?
  • The last digit is 0, so the number 11110 divisible by 10
    (Do this step in your mind).


  • Is 98700 divisible by 10?
  • The last digit is 0, so the number 98700 divisible by 10
    (Do this step in your mind).


  • Is 500 divisible by 4 ?
  • The last two digits are 00 or zero which is divisible by 4, so the number 500 is divisible by 4.
    (Do this step in your mind).


  • Is 1270 divisible by 4 ?
  • The last two digits are 70 which is not divisible by 4, so the number 1270 is not divisible by 4.
    (Do this step in your mind).


  • Is 1732782989264864826421834612 divisible by 4?
  • The last two digits are 12 which is divisible by 4, so the number 1732782989264864826421834612 is divisible by 4.
    (Do this step in your mind).

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