Add 3/15 and 56/9
1st number: 3/15, 2nd number: 6 2/9
3/15 + 56/9 is 289/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 15 × 3 = 45,
3/15 = 3 × 3/15 × 3 = 9/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
56/9 = 56 × 5/9 × 5 = 280/45 - Add the two like fractions:
9/45 + 280/45 = 9 + 280/45 = 289/45 - So, 3/15 + 56/9 = 289/45
In mixed form: 619/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/15+56/9 3/30+56/9 3/15+56/18 9/15+56/9 3/45+56/9 3/15+56/27 3/75+56/9 3/15+56/45 21/15+56/9 3/15+56/63