Subtract 72/9 from 48/56
1st number: 48/56, 2nd number: 8 0/9
48/56 - 72/9 is -50/7.
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,
48/56 = 48 × 9/56 × 9 = 432/504 - Likewise, for the 2nd fraction, since 9 × 56 = 504,
72/9 = 72 × 56/9 × 56 = 4032/504 - Subtract the two like fractions:
432/504 - 4032/504 = 432 - 4032/504 = -3600/504 - After reducing the fraction, the answer is -50/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/56-72/9 48/56-72/18 48/56-72/27 48/56-72/45 48/56-72/63