Question

Add the fractions `3/8` and `6 3/4`.

Answer 1

L.C.M. of 8 and 4 is 2 × 2 × 2 = 8

2	8, 4
2	4, 2
2	2, 1
	1, 1

Now, `3/8 + 6 3/4 = 3/8 + 27/4`

= `3/8 +  (27 xx 2)/(4 xx 2)`

= `3/8 + 54/8`

= `(3 + 54)/8`

= `57/8`

= `7 1/8`