Add 27/15 and 9/5
1st number: 1 12/15, 2nd number: 1 4/5
27/15 + 9/5 is 18/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 5 is 15
Next, find the equivalent fraction of both fractional numbers with denominator 15 - For the 1st fraction, since 15 × 1 = 15,
27/15 = 27 × 1/15 × 1 = 27/15 - Likewise, for the 2nd fraction, since 5 × 3 = 15,
9/5 = 9 × 3/5 × 3 = 27/15 - Add the two like fractions:
27/15 + 27/15 = 27 + 27/15 = 54/15 - 54/15 simplified gives 18/5
- So, 27/15 + 9/5 = 18/5
In mixed form: 33/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/15+9/5 27/15+18/5 27/30+9/5 27/15+9/10 81/15+9/5 27/15+27/5 27/45+9/5 27/15+9/15 27/15+45/5 27/75+9/5 27/15+9/25 27/15+63/5 27/15+9/35