Add 60/15 and 18/20
1st number: 4 0/15, 2nd number: 18/20
60/15 + 18/20 is 49/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
60/15 = 60 × 4/15 × 4 = 240/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
18/20 = 18 × 3/20 × 3 = 54/60 - Add the two like fractions:
240/60 + 54/60 = 240 + 54/60 = 294/60 - 294/60 simplified gives 49/10
- So, 60/15 + 18/20 = 49/10
In mixed form: 49/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/15+36/20 60/30+18/20 60/15+18/40 60/15+54/20 60/45+18/20 60/15+18/60 60/15+90/20 60/75+18/20