Is 423 divisible by 3? In other words, if you divide 423 by 3, will you get a whole number with no remainder?
Of course, you could use a calculator to find out if 423 is divisible by 3, but what fun would that be?
To find out if 423 is divisible by 3, we will add up the numbers that make 423 as follows: 4 + 2 + 3 = 9
We know that if the sum of the numbers that make up 423 is divisible by 3, then 423 is divisible by 3.
Since the sum of the digits in 423 is divisible by 3, 423 is also divisible by 3. Thus, the answer to the question "Is 423 divisible by 3?" is as follows:
Yes
Note: If you divide 423 by 3, you get 141 which is a whole number.
Divisible by 3?
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