Ex 3.6, 2 - Chapter 3 Class 6 Playing with Numbers

Last updated at August 14, 2026 by

Ex 3.6, 2 - What is HCF of two consecutive (a) numbers? (b) even

Ex 3.6, 2 - Chapter 3 Class 6 Playing with Numbers - Part 2

Ex 3.6, 2 - Chapter 3 Class 6 Playing with Numbers - Part 3

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Ex 3.6, 2 What is the HCF of two consecutive (a) numbers? Two consecutive numbers can be 9, 10 HCF of 9 & 10 3|9 3|3 |1 2|10 5|5 |1 9 = 3 × 3 10 = 2 × 5 Since there are no common factor HCF = 1 Ex 3.6, 2 What is the HCF of two consecutive (b) even numbers? Two consecutive even numbers can be 10, 12 2|10 5|5 |1 2|12 2|6 3|2 |1 HCF of 10 & 12 Ex 3.6, 2 What is the HCF of two consecutive (c) odd numbers? Two consecutive odd numbers can be 9, 11 HCF of 9 & 11 3|9 3|3 |1 2|11 2|1 9 = 3 × 3 11 = 11 Since there are no common factor HCF = 1

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