0
Add the digits of the number together and if the sum is divisible by 3 then the original number is divisible by 3.
The test can be applied to the sum and so the summation can be repeated until a single digit remains; if this digit is 3, 6 or 9 then the original number is divisible by 3.
Still curious? Ask our experts.
Chat with our AI personalities
Steve
Rafa
Fran
Add your answer:
Earn +20 pts
What numbers 2 3 5 9 divides into 123456789 evenly using divisibility rules?
3 and 9. And they divide into 123456789 whether or not you use divisibility rules!
Is 85743 divisibility by 2 3 5 9 or 10?
No.
Is there a divisibility rule for 24?
there is a divisibility for 24 the rule is you can divide 24 as 6 and 4 i think
Which divisibility rule can be used to show 585 is divisible by 3?
The divisibility rule of 3 is that you add the digits together and then if the number you come up with is divisible by 3, then the number itself is divisible by 3. In this instance, 5 + 8 + 5 = 18/3 = 6, therefore, 585 is divisible by 3.
What is the divisibility rule for three?
If the sum of the digits is divisible by 3, the number is also.
