Add 72/9 and 14/15
1st number: 8 0/9, 2nd number: 14/15
72/9 + 14/15 is 134/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 15 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
72/9 = 72 × 5/9 × 5 = 360/45 - Likewise, for the 2nd fraction, since 15 × 3 = 45,
14/15 = 14 × 3/15 × 3 = 42/45 - Add the two like fractions:
360/45 + 42/45 = 360 + 42/45 = 402/45 - 402/45 simplified gives 134/15
- So, 72/9 + 14/15 = 134/15
In mixed form: 814/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/9+28/15 72/18+14/15 72/9+14/30 72/9+42/15 72/27+14/15 72/9+14/45 72/9+70/15 72/45+14/15 72/9+14/75 72/9+98/15 72/63+14/15