Add 72/15 and 2/27
1st number: 4 12/15, 2nd number: 2/27
72/15 + 2/27 is 658/135.
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,
72/15 = 72 × 9/15 × 9 = 648/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
2/27 = 2 × 5/27 × 5 = 10/135 - Add the two like fractions:
648/135 + 10/135 = 648 + 10/135 = 658/135 - So, 72/15 + 2/27 = 658/135
In mixed form: 4118/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/15+4/27 72/30+2/27 72/15+2/54 72/15+6/27 72/45+2/27 72/15+2/81 72/15+10/27 72/75+2/27 72/15+14/27