Add 90/6 and 60/16, Solve 15 0/6 + 3 12/16 as a fraction

Add 90/6 and 60/16

1^st number: 15 0/6, 2^nd number: 3 12/16

90/6 + 60/16 is 75/4.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 16 is 48

Next, find the equivalent fraction of both fractional numbers with denominator 48
For the 1st fraction, since 6 × 8 = 48,
90/6 = 90 × 8/6 × 8 = 720/48
Likewise, for the 2nd fraction, since 16 × 3 = 48,
60/16 = 60 × 3/16 × 3 = 180/48
Add the two like fractions:
720/48 + 180/48 = 720 + 180/48 = 900/48
900/48 simplified gives 75/4
So, 90/6 + 60/16 = 75/4
In mixed form: 183/4

MathStep (Works offline)

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