Ex 3.4, 1 - Chapter 3 Class 6 Playing with Numbers - Part 4

Ex 3.4, 1 - Chapter 3 Class 6 Playing with Numbers - Part 5


Transcript

Ex 3.4, 1 Find the common factors of : (d) 56 and 120 We find factors of 56 and 120 separately Factors of 56 1 × 56 = 56 2 × 28 = 56 4 × 14 = 56 7 × 8 = 56 8 × 7 = 56 We stop here as 7 & 8 have occurred earlier So factors of 56 are 1, 2, 4, 7, 8, 14, 28, 56 Factors of 120 1 × 120 = 120 2 × 60 = 120 3 × 40 = 120 4 × 30 = 120 5 × 24 = 120 6 × 20 = 120 8 × 15 = 120 10 × 12 = 120 12 × 10 = 120 So factors of 120 are 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120

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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, Social Science, Physics, Chemistry, Computer Science at Teachoo.