Subtract 15/9 from 7/56
1st number: 7/56, 2nd number: 1 6/9
7/56 - 15/9 is -37/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 9 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
7/56 = 7 × 9/56 × 9 = 63/504 - Likewise, for the 2nd fraction, since 9 × 56 = 504,
15/9 = 15 × 56/9 × 56 = 840/504 - Subtract the two like fractions:
63/504 - 840/504 = 63 - 840/504 = -777/504 - After reducing the fraction, the answer is -37/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/56-15/9 7/56-30/9 7/56-15/18 21/56-15/9 7/56-45/9 7/56-15/27 35/56-15/9 7/56-75/9 7/56-15/45 49/56-15/9 7/56-15/63