Add 8/35 and 18/12, Solve 8/35 + 1 6/12 as a fraction

Add 8/35 and 18/12

1^st number: 8/35, 2^nd number: 1 6/12

8/35 + 18/12 is 121/70.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 12 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 35 × 12 = 420,
8/35 = 8 × 12/35 × 12 = 96/420
Likewise, for the 2nd fraction, since 12 × 35 = 420,
18/12 = 18 × 35/12 × 35 = 630/420
Add the two like fractions:
96/420 + 630/420 = 96 + 630/420 = 726/420
726/420 simplified gives 121/70
So, 8/35 + 18/12 = 121/70
In mixed form: 151/70

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad