# Ex 9.2, 1 (v) - Chapter 9 Class 7 Rational Numbers

Last updated at Sept. 3, 2021 by Teachoo

Last updated at Sept. 3, 2021 by Teachoo

Transcript

Ex 9.2, 1 Find the sum : (v) (−8)/19 + ((−2))/57 (−8)/19 + ((−2))/57 = (−8)/19 − 2/57 = − (8/19+2/57) Now, 19 × 3 = 57 = − (8/19 ×3/3+2/57) = − (24/57+2/57) = − ((24 + 2)/57) = − 𝟐𝟔/𝟓𝟕

Ex 9.2

Ex 9.2, 1 (i)
Important

Ex 9.2, 1 (ii)

Ex 9.2, 1 (iii)

Ex 9.2, 1 (iv)

Ex 9.2, 1 (v) You are here

Ex 9.2, 1 (vi)

Ex 9.2, 1 (vii)

Ex 9.2, 2 (i) Important

Ex 9.2, 2 (ii)

Ex 9.2, 2 (iii)

Ex 9.2, 2 (iv)

Ex 9.2, 2 (v)

Ex 9.2, 3 (i) Important

Ex 9.2, 3 (ii)

Ex 9.2, 3 (iii)

Ex 9.2, 3 (iv)

Ex 9.2, 3 (v)

Ex 9.2, 3 (vi)

Ex 9.2, 4 (i) Important

Ex 9.2, 4 (ii)

Ex 9.2, 4 (iii)

Ex 9.2, 4 (iv)

Ex 9.2, 4 (v)

Ex 9.2, 4 (vi)

Ex 9.2, 4 (vii)

About the Author

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.