Is 7920 Divisible By 8?

Here we will use a Divisible by 8 rule to find out if 7920 is divisible by 8.
Even Rule: If the hundreds digit in 7920 is EVEN, and the last two digits in 7920 are divisible by 8, then 7920 is divisible by 8.
Odd Rule: If the hundreds digit in 7920 is ODD, and the last two digits in 7920 plus 4 is divisible by 8, then 7920 is divisible by 8.
The hundreds digit in 7920 is 9, which is odd, and the last two digits are 20.
Thus, we use the Odd Rule above:
20 + 4 = 24. 24 is divisible by 8, therefore 7920 is divisible by 8.
The answer to "Is 7920 Divisible By 8?" is yes.
7920 divided by 8 is 990.
Is 7921 Divisible by 8?
Here is our next calculation. Try to figure out the answer before you check it.