Add 50/12 and 9/27, Solve 4 2/12 + 9/27 as a fraction

Add 50/12 and 9/27

1^st number: 4 2/12, 2^nd number: 9/27

50/12 + 9/27 is 9/2.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 27 is 108

Next, find the equivalent fraction of both fractional numbers with denominator 108
For the 1st fraction, since 12 × 9 = 108,
50/12 = 50 × 9/12 × 9 = 450/108
Likewise, for the 2nd fraction, since 27 × 4 = 108,
9/27 = 9 × 4/27 × 4 = 36/108
Add the two like fractions:
450/108 + 36/108 = 450 + 36/108 = 486/108
486/108 simplified gives 9/2
So, 50/12 + 9/27 = 9/2
In mixed form: 41/2

MathStep (Works offline)

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