Book: RD Sharma - Mathematics
Chapter: 1. Rational Numbers
Subject: Maths - Class 8th
Q. No. 3 of Exercise 1.4
Listen NCERT Audio Books to boost your productivity and retention power by 2X.
3
Simplify:
(i) 
(ii) 
(iii) 
- 
- 
(iv) 
(v) 
(vi) 
(i) We have,
+ 
- 
= 
(L.C.M of 2, 4 and 4 is 4)
= 
= 
= 
= -2
(ii) We have,
-
-
= 
(L.C.M of 3, 6 and 3 is 6)
= 
= 
(iii) We have,
-
+
= 
(L.C.M of 4, 6 and 3 is 24)
= 
= 
= 
= 
(iv) We have,
+ 
+
= 
(L.C.M of 5, 10 and 7 is 70)
= 
= 
= 
(v) We have,
-
+
= 
(L.C.M of 6, 5 and 15 is 30)
= 
= 
= 
(vi) We have,
+ 
- 
= 
(L.C.M of 8, 9 and 36 is 72)
= 
= 
= 
= 
