Is 20 Divisible By 8?

Here we will use a Divisible by 8 rule to find out if 20 is divisible by 8.
Even Rule: If the hundreds digit in 20 is EVEN, and the last two digits in 20 are divisible by 8, then 20 is divisible by 8.
Odd Rule: If the hundreds digit in 20 is ODD, and the last two digits in 20 plus 4 is divisible by 8, then 20 is divisible by 8.
The hundreds digit in 20 is 0, which is even, and the last two digits are 20.
Thus, we use the Even Rule above:
20 is not divisible by 8, therefore 20 is not divisible by 8.
The answer to "Is 20 Divisible By 8?" is no.
20 divided by 8 is 2.5.
Is 21 Divisible by 8?
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