Add 56/15 and 14/18
1st number: 3 11/15, 2nd number: 14/18
56/15 + 14/18 is 203/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 15 × 6 = 90,
56/15 = 56 × 6/15 × 6 = 336/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
14/18 = 14 × 5/18 × 5 = 70/90 - Add the two like fractions:
336/90 + 70/90 = 336 + 70/90 = 406/90 - 406/90 simplified gives 203/45
- So, 56/15 + 14/18 = 203/45
In mixed form: 423/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/15+28/18 56/30+14/18 56/15+14/36 56/15+42/18 56/45+14/18 56/15+14/54 56/15+70/18 56/75+14/18 56/15+14/90 56/15+98/18