bernardo61 bernardo61

23-08-2022
Mathematics

contestada

2. How do you know if a number is
divisible by 9 without dividing?

Respuesta :

ericfeng1003 ericfeng1003

23-08-2022

Answer:

Add all the digits of the number, then check if that sum is divisible by 9. If yes, we know the number is divisible by 9.

Answer Link

3nq9j2u9g9 3nq9j2u9g9

23-08-2022

If the sum of all the digits of a number is divisible by 9, then the number is also divisible by 9. examining its digits.

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