Add 72/60 and 28/49
1st number: 1 12/60, 2nd number: 28/49
72/60 + 28/49 is 62/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 49 is 2940
Next, find the equivalent fraction of both fractional numbers with denominator 2940 - For the 1st fraction, since 60 × 49 = 2940,
72/60 = 72 × 49/60 × 49 = 3528/2940 - Likewise, for the 2nd fraction, since 49 × 60 = 2940,
28/49 = 28 × 60/49 × 60 = 1680/2940 - Add the two like fractions:
3528/2940 + 1680/2940 = 3528 + 1680/2940 = 5208/2940 - 5208/2940 simplified gives 62/35
- So, 72/60 + 28/49 = 62/35
In mixed form: 127/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/60+56/49 72/60+28/98 72/60+84/49