Is 723 divisible by 3? In other words, if you divide 723 by 3, will you get a whole number with no remainder?
Of course, you could use a calculator to find out if 723 is divisible by 3, but what fun would that be?
To find out if 723 is divisible by 3, we will add up the numbers that make 723 as follows: 7 + 2 + 3 = 12
We know that if the sum of the numbers that make up 723 is divisible by 3, then 723 is divisible by 3.
Since the sum of the digits in 723 is divisible by 3, 723 is also divisible by 3. Thus, the answer to the question "Is 723 divisible by 3?" is as follows:
Yes
Note: If you divide 723 by 3, you get 241 which is a whole number.
Divisible by 3?
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