Add 15/6 and 27/20
1st number: 2 3/6, 2nd number: 1 7/20
15/6 + 27/20 is 77/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 6 × 10 = 60,
15/6 = 15 × 10/6 × 10 = 150/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
27/20 = 27 × 3/20 × 3 = 81/60 - Add the two like fractions:
150/60 + 81/60 = 150 + 81/60 = 231/60 - 231/60 simplified gives 77/20
- So, 15/6 + 27/20 = 77/20
In mixed form: 317/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/6+27/20 15/6+54/20 15/12+27/20 15/6+27/40 45/6+27/20 15/6+81/20 15/18+27/20 15/6+27/60 75/6+27/20 15/30+27/20 15/42+27/20