Add 90/6 and 24/7, Solve 15 0/6 + 3 3/7 as a fraction

Add 90/6 and 24/7

1^st number: 15 0/6, 2^nd number: 3 3/7

90/6 + 24/7 is 129/7.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 7 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 6 × 7 = 42,
90/6 = 90 × 7/6 × 7 = 630/42
Likewise, for the 2nd fraction, since 7 × 6 = 42,
24/7 = 24 × 6/7 × 6 = 144/42
Add the two like fractions:
630/42 + 144/42 = 630 + 144/42 = 774/42
774/42 simplified gives 129/7
So, 90/6 + 24/7 = 129/7
In mixed form: 183/7

MathStep (Works offline)

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