Is 7121 Divisible By 8?

Here we will use a Divisible by 8 rule to find out if 7121 is divisible by 8.
Even Rule: If the hundreds digit in 7121 is EVEN, and the last two digits in 7121 are divisible by 8, then 7121 is divisible by 8.
Odd Rule: If the hundreds digit in 7121 is ODD, and the last two digits in 7121 plus 4 is divisible by 8, then 7121 is divisible by 8.
The hundreds digit in 7121 is 1, which is odd, and the last two digits are 21.
Thus, we use the Odd Rule above:
21 + 4 = 25. 25 is not divisible by 8, therefore 7121 is not divisible by 8.
The answer to "Is 7121 Divisible By 8?" is no.
7121 divided by 8 is 890.125.
Is 7122 Divisible by 8?
Here is our next calculation. Try to figure out the answer before you check it.
