Ex 3.3, 4 (d) - Chapter 3 Class 6 Playing with Numbers

Last updated at Dec. 16, 2024 by

Ex 3.3, 4 - Chapter 3 Class 6 Playing with Numbers - Part 5

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Ex 3.3, 4 Using divisibility tests, determine which of the following numbers are divisible by 11: (d) 70169308 7 0 1 6 9 3 0 8 Sum of digits at odd Places = 8 + 3 + 6 + 0 = 17 Sum of digits at even Places = 0 + 9 + 1 + 7 = 17 Difference = 17 − 17 = 0 Since difference is 0 ∴ 70169308 is divisible by 11

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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