Divisibility by 9

Last updated at April 16, 2024 by

If sum of digits is divisible by 9

Then, number is divisible by 9

 

Is 27 divisible by 9?

Sum of digits = 2 + 7 = 9

Since 9 is divisible by 9

27 is divisible by 9

 

Is 117 is divisible by 9?

Sum of digits = 1 + 1 + 7 = 9

Since 9 is divisible by 9

117 is divisible by 9

 

Is 758 divisible by 9?

Sum of digits = 7 + 5 + 8 = 20

Since 20 is not divisible by 9

So, 758 is not divisible by 9

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo