Add 56/18 and 35/15
1st number: 3 2/18, 2nd number: 2 5/15
56/18 + 35/15 is 49/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 15 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
56/18 = 56 × 5/18 × 5 = 280/90 - Likewise, for the 2nd fraction, since 15 × 6 = 90,
35/15 = 35 × 6/15 × 6 = 210/90 - Add the two like fractions:
280/90 + 210/90 = 280 + 210/90 = 490/90 - 490/90 simplified gives 49/9
- So, 56/18 + 35/15 = 49/9
In mixed form: 54/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/18+70/15 56/36+35/15 56/18+35/30 56/54+35/15 56/18+35/45 56/90+35/15 56/18+35/75