Ex 5.1, 7 (ii) - Chapter 5 Class 8 Squares and Square Roots

Last updated at July 17, 2026 by

Ex 5.1, 7 - Without adding, find sum (ii) 1 + 3 + 5 + 7 + 9 + 11 + 13 - Ex 5.1

Remove Ads

Transcript

Ex 5.1, 7 Without adding, find the sum. (ii) 1 + 3 + 5 + 7 + 9 + I1 + 13 + 15 + 17 +19 Total consecutive odd numbers = 10 Thus, n = 10 ∴ Sum = "n" ^2 = 102 = 100

Davneet Singh's photo - Co-founder, Teachoo

Made by

Davneet Singh

Davneet Singh is an IIT Kanpur graduate and has been teaching for 16+ years. At Teachoo, he breaks down Maths, Science and Computer Science into simple steps so students understand concepts deeply and score with confidence.

Many students prefer Teachoo Black for a smooth, ad-free learning experience.