Is 1215 divisible by 3? In other words, if you divide 1215 by 3, will you get a whole number with no remainder?
Of course, you could use a calculator to find out if 1215 is divisible by 3, but what fun would that be?
To find out if 1215 is divisible by 3, we will add up the numbers that make 1215 as follows: 1 + 2 + 1 + 5 = 9
We know that if the sum of the numbers that make up 1215 is divisible by 3, then 1215 is divisible by 3.
Since the sum of the digits in 1215 is divisible by 3, 1215 is also divisible by 3. Thus, the answer to the question "Is 1215 divisible by 3?" is as follows:
Yes
Note: If you divide 1215 by 3, you get 405 which is a whole number.
Divisible by 3?
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