Add 28/42 and 60/27, Solve 28/42 + 2 6/27 as a fraction

Add 28/42 and 60/27

1^st number: 28/42, 2^nd number: 2 6/27

28/42 + 60/27 is 26/9.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 27 is 378

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 42 × 9 = 378,
28/42 = 28 × 9/42 × 9 = 252/378
Likewise, for the 2nd fraction, since 27 × 14 = 378,
60/27 = 60 × 14/27 × 14 = 840/378
Add the two like fractions:
252/378 + 840/378 = 252 + 840/378 = 1092/378
1092/378 simplified gives 26/9
So, 28/42 + 60/27 = 26/9
In mixed form: 28/9

MathStep (Works offline)

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