Add 72/15 and 14/16
1st number: 4 12/15, 2nd number: 14/16
72/15 + 14/16 is 227/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 16 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
72/15 = 72 × 16/15 × 16 = 1152/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
14/16 = 14 × 15/16 × 15 = 210/240 - Add the two like fractions:
1152/240 + 210/240 = 1152 + 210/240 = 1362/240 - 1362/240 simplified gives 227/40
- So, 72/15 + 14/16 = 227/40
In mixed form: 527/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/15+28/16 72/30+14/16 72/15+14/32 72/15+42/16 72/45+14/16 72/15+14/48 72/15+70/16 72/75+14/16 72/15+14/80 72/15+98/16