Ex 6.1, 7 - Without adding, find the sum (i) 1 + 3 + 5 + 7 + 9

 

 

 

  1. Chapter 6 Class 8 Squares and Square Roots
  2. Serial order wise

Transcript

Ex 6.1, 7 Without adding, find the sum. (i) 1 + 3 + 5 + 7 + 9 Total consecutive odd numbers = 5 Thus, n = 5 ∴ Sum = "n" ^2 = 52 = 25

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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.