Is 6390 Divisible By 8?

Here we will use a Divisible by 8 rule to find out if 6390 is divisible by 8.
Even Rule: If the hundreds digit in 6390 is EVEN, and the last two digits in 6390 are divisible by 8, then 6390 is divisible by 8.
Odd Rule: If the hundreds digit in 6390 is ODD, and the last two digits in 6390 plus 4 is divisible by 8, then 6390 is divisible by 8.
The hundreds digit in 6390 is 3, which is odd, and the last two digits are 90.
Thus, we use the Odd Rule above:
90 + 4 = 94. 94 is not divisible by 8, therefore 6390 is not divisible by 8.
The answer to "Is 6390 Divisible By 8?" is no.
6390 divided by 8 is 798.75.
Is 6391 Divisible by 8?
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