Ex 1.3,3 - Express the following in form p/q - (i) 0.6 - Expressing decimal in p/q

Ex 1.3,3 - Chapter 1 Class 9 Number Systems - Part 2

 

 

  1. Chapter 1 Class 9 Number Systems (Term 1)
  2. Serial order wise

Transcript

Ex1.3, 3 Express the following in the form 𝑝/𝑞 where p and q are integers and q ≠ 0. 0.6 ̅ Let x = 0.6 ̅ = 0.6666….. Multiplying equation (1) with 10 10x = 10 × (0.666…) 10x = 6.666… Subtracting (2) from (1) i.e. (2) – (1) 10x – x = 6.6666… – 0. 6666… 9x = 6 x = 6/9 x = 2/3 Thus, 0.6 ̅ = 2/3

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.