Add 56/18 and 6/15
1st number: 3 2/18, 2nd number: 6/15
56/18 + 6/15 is 158/45.
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,
6/15 = 6 × 6/15 × 6 = 36/90 - Add the two like fractions:
280/90 + 36/90 = 280 + 36/90 = 316/90 - 316/90 simplified gives 158/45
- So, 56/18 + 6/15 = 158/45
In mixed form: 323/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/18+12/15 56/36+6/15 56/18+6/30 56/18+18/15 56/54+6/15 56/18+6/45 56/18+30/15 56/90+6/15 56/18+6/75 56/18+42/15