Add 28/60 and 42/15
1st number: 28/60, 2nd number: 2 12/15
28/60 + 42/15 is 49/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
28/60 = 28 × 1/60 × 1 = 28/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
42/15 = 42 × 4/15 × 4 = 168/60 - Add the two like fractions:
28/60 + 168/60 = 28 + 168/60 = 196/60 - 196/60 simplified gives 49/15
- So, 28/60 + 42/15 = 49/15
In mixed form: 34/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/60+42/15 28/60+84/15 28/60+42/30 84/60+42/15 28/60+42/45 28/60+42/75