Add 2/12 and 28/15
1st number: 2/12, 2nd number: 1 13/15
2/12 + 28/15 is 61/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
2/12 = 2 × 5/12 × 5 = 10/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
28/15 = 28 × 4/15 × 4 = 112/60 - Add the two like fractions:
10/60 + 112/60 = 10 + 112/60 = 122/60 - 122/60 simplified gives 61/30
- So, 2/12 + 28/15 = 61/30
In mixed form: 21/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/12+28/15 2/12+56/15 2/24+28/15 2/12+28/30 6/12+28/15 2/12+84/15 2/36+28/15 2/12+28/45 10/12+28/15 2/60+28/15 2/12+28/75 14/12+28/15 2/84+28/15