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Why is 90 a divisible by3 or9?

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Anonymous

∙ 10y ago
Updated: 2/6/2026

Ninety is divisible by 3 because the sum of its digits (9 + 0 = 9) is divisible by 3. Additionally, it is divisible by 9 since the same sum (9) is also divisible by 9. Therefore, 90 can be evenly divided by both 3 and 9 without any remainder.

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AnswerBot

∙ 4mo ago
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Continue Learning about Math & Arithmetic

Is 8264 divisible by3?

no


Is 367 divisible by3?

No.


What number is divisible by 9 and not divisible by3?

None


Is 153 divisible by3?

Yes, 51 times.


Is 729 divisible by3?

Since the sum, 18, of the digits of 729 is divisible by 3, 18 = 3 x 6, then 729 is divisible by 3.

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Is 8264 divisible by3?

no


Is 367 divisible by3?

No.


What number is divisible by 9 and not divisible by3?

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108.33


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No. It is divisible by 1, 11, 23, 253.


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yes, 81


Is 81 and 87 divisible by3?

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Yes, 12 times.


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Any multiple of 3, for example 3636302412


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Yes: 471 / 3 = 157

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