Is 420 divisible by 3? In other words, if you divide 420 by 3, will you get a whole number with no remainder?
Of course, you could use a calculator to find out if 420 is divisible by 3, but what fun would that be?
To find out if 420 is divisible by 3, we will add up the numbers that make 420 as follows: 4 + 2 + 0 = 6
We know that if the sum of the numbers that make up 420 is divisible by 3, then 420 is divisible by 3.
Since the sum of the digits in 420 is divisible by 3, 420 is also divisible by 3. Thus, the answer to the question "Is 420 divisible by 3?" is as follows:
Yes
Note: If you divide 420 by 3, you get 140 which is a whole number.
Divisible by 3?
Do you need to check another number? Enter a number below to see if it is divisible by 3.