Subtract 45/56 from 72/50
1st number: 1 22/50, 2nd number: 45/56
72/50 - 45/56 is 891/1400.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 56 is 1400
Next, find the equivalent fraction of both fractional numbers with denominator 1400 - For the 1st fraction, since 50 × 28 = 1400,
72/50 = 72 × 28/50 × 28 = 2016/1400 - Likewise, for the 2nd fraction, since 56 × 25 = 1400,
45/56 = 45 × 25/56 × 25 = 1125/1400 - Subtract the two like fractions:
2016/1400 - 1125/1400 = 2016 - 1125/1400 = 891/1400
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/50-90/56