Add 64/12 and 14/54, Solve 5 4/12 + 14/54 as a fraction

Add 64/12 and 14/54

1^st number: 5 4/12, 2^nd number: 14/54

64/12 + 14/54 is 151/27.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 54 is 108

Next, find the equivalent fraction of both fractional numbers with denominator 108
For the 1st fraction, since 12 × 9 = 108,
64/12 = 64 × 9/12 × 9 = 576/108
Likewise, for the 2nd fraction, since 54 × 2 = 108,
14/54 = 14 × 2/54 × 2 = 28/108
Add the two like fractions:
576/108 + 28/108 = 576 + 28/108 = 604/108
604/108 simplified gives 151/27
So, 64/12 + 14/54 = 151/27
In mixed form: 516/27

MathStep (Works offline)

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