Subtract 56/15 from 25/9
1st number: 2 7/9, 2nd number: 3 11/15
25/9 - 56/15 is -43/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 15 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
25/9 = 25 × 5/9 × 5 = 125/45 - Likewise, for the 2nd fraction, since 15 × 3 = 45,
56/15 = 56 × 3/15 × 3 = 168/45 - Subtract the two like fractions:
125/45 - 168/45 = 125 - 168/45 = -43/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/9-56/15 25/18-56/15 25/9-56/30 75/9-56/15 25/27-56/15 25/9-56/45 25/45-56/15 25/9-56/75 25/63-56/15