Ex 3.3, 4 - Determine which numbers are divisible by 11 (a) 5445

Ex 3.3, 4 - Chapter 3 Class 6 Playing with Numbers - Part 2

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Ex 3.3, 4 Using divisibility tests, determine which of the following numbers are divisible by 11: (a) 5445To check divisibility by 11, we check Sum of digits at odd Places − Sum of digits at even Places 5 4 4 5 Sum of digits at odd Places Sum of digits at even Places Difference = 9 − 9 = 0 Since difference is 0 ∴ 5445 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 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.