NCERT Class 7 Mathematics Solutions: Chapter 9 – Rational Numbers Exercise 9.2 Part 1

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Definition of rational number and example of rational number

Definition of Rational Number

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1. Find the sum:

(i)

(ii)

(iii)

(iv)

(v)

(vi)

(vii)

Answer:

(i)

(ii)

L.C.M of

(iii)

L.C.M of

(iv)

L.C.M of

(v)

L.C.M of

(vi)

(vii)

L.C.M of