Add the following rational numbers:
(i) and
(ii) and
(iii) and
(iv) and
(i) Clearly,
Denominators of the given numbers are positive
The L.C.M of denominator 7 and 7 is 7
We have,
+
=
=
(ii) Clearly,
Denominators of the given numbers are positive
The L.C.M of denominator 4 and 4 is 4
We have,
+
=
=
= -2
(iii) Clearly,
Denominators of the given numbers are positive
The L.C.M of denominator 11 and 11 is 11
We have,
+
=
=
(iv) Clearly,
Denominators of the given numbers are positive
The L.C.M of denominator 13 and 13 is 13
We have,
+
=
=