Add 2/20 and 28/15
1st number: 2/20, 2nd number: 1 13/15
2/20 + 28/15 is 59/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
2/20 = 2 × 3/20 × 3 = 6/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
28/15 = 28 × 4/15 × 4 = 112/60 - Add the two like fractions:
6/60 + 112/60 = 6 + 112/60 = 118/60 - 118/60 simplified gives 59/30
- So, 2/20 + 28/15 = 59/30
In mixed form: 129/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/20+28/15 2/20+56/15 2/40+28/15 2/20+28/30 6/20+28/15 2/20+84/15 2/60+28/15 2/20+28/45 10/20+28/15 2/20+28/75 14/20+28/15