Add 3/15 and 54/27
1st number: 3/15, 2nd number: 2 0/27
3/15 + 54/27 is 11/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 15 × 9 = 135,
3/15 = 3 × 9/15 × 9 = 27/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
54/27 = 54 × 5/27 × 5 = 270/135 - Add the two like fractions:
27/135 + 270/135 = 27 + 270/135 = 297/135 - 297/135 simplified gives 11/5
- So, 3/15 + 54/27 = 11/5
In mixed form: 21/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/15+54/27 3/30+54/27 9/15+54/27 3/45+54/27 3/15+54/81 3/75+54/27 21/15+54/27