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  1. Chapter 16 Class 8 Playing with Numbers
  2. Serial order wise

Transcript

Example 7 Check the divisibility of 2146587 by 3. Divisibility by 3 If sum of digits is divisible by 3 Then, number is divisible by 3 Sum of digits = 2 + 1 + 4 + 6 + 5 + 8 + 7 = 33 Since 33 is divisible by 3. 2146587 is also divisible by 3.

About the Author

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 8 years. He provides courses for Maths and Science at Teachoo. You can check his NCERT Solutions from Class 6 to 12.