Is the following conditional true?

If an integer is divisible by 9, then its digits add up to 9.

yes

no

Question

Maren Krause

Mathematics

8 December, 23:04

Is the following conditional true?

If an integer is divisible by 9, then its digits add up to 9.

yes

no

+1

Answers (2)

Know the Answer?

Ruby Thomas · Answer 1

Yes

Explanation:

2x9=18 and 1+8=9

The pattern repeats

Adan Mccarthy · Answer 2

Yes, it is true. Ex. 3 x 9 = 27, 2 + 7 = 9.

If you happen to have a larger number say, 639, you might have to add the digits together multiple times before you have your answer so, 6 + 3 + 9 = 18, then 1 + 8 = 9, so it is divisible by 9.

Is the following conditional true?If an integer is divisible by 9, then its digits add up to 9.yesno

Is the following conditional true?

If an integer is divisible by 9, then its digits add up to 9.

yes

no