Add 28/75 and 14/12, Solve 28/75 + 1 2/12 as a fraction

Add 28/75 and 14/12

1^st number: 28/75, 2^nd number: 1 2/12

28/75 + 14/12 is 77/50.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 12 is 300

Next, find the equivalent fraction of both fractional numbers with denominator 300
For the 1st fraction, since 75 × 4 = 300,
28/75 = 28 × 4/75 × 4 = 112/300
Likewise, for the 2nd fraction, since 12 × 25 = 300,
14/12 = 14 × 25/12 × 25 = 350/300
Add the two like fractions:
112/300 + 350/300 = 112 + 350/300 = 462/300
462/300 simplified gives 77/50
So, 28/75 + 14/12 = 77/50
In mixed form: 127/50

MathStep (Works offline)

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