Question

Check the divisibility of the following numbers by $8$:

$329408$

Answer 1

A number is divisible by $8$, if the number formed by its right-most three digits (ones, tens, hundreds digit) is divisible by $8$.

$329408$ the right-most three digits are $408$

Check that is $408$ divisible by $8$ or not.

$851408-40----08-8---0---$

Yes, $408$ is divisible by $8$.

Hence, $329408$ is divisible by $8$.