Add 72/27 and 1/15
1st number: 2 18/27, 2nd number: 1/15
72/27 + 1/15 is 41/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 15 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 27 × 5 = 135,
72/27 = 72 × 5/27 × 5 = 360/135 - Likewise, for the 2nd fraction, since 15 × 9 = 135,
1/15 = 1 × 9/15 × 9 = 9/135 - Add the two like fractions:
360/135 + 9/135 = 360 + 9/135 = 369/135 - 369/135 simplified gives 41/15
- So, 72/27 + 1/15 = 41/15
In mixed form: 211/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/27+2/15 72/54+1/15 72/27+1/30 72/27+3/15 72/81+1/15 72/27+1/45 72/27+5/15 72/27+1/75 72/27+7/15