Add 15/30 and 60/28
1st number: 15/30, 2nd number: 2 4/28
15/30 + 60/28 is 37/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 28 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 30 × 14 = 420,
15/30 = 15 × 14/30 × 14 = 210/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
60/28 = 60 × 15/28 × 15 = 900/420 - Add the two like fractions:
210/420 + 900/420 = 210 + 900/420 = 1110/420 - 1110/420 simplified gives 37/14
- So, 15/30 + 60/28 = 37/14
In mixed form: 29/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 15/60+60/28 15/30+60/56 45/30+60/28 15/90+60/28 15/30+60/84 75/30+60/28