Subtract 25/8 from 50/7
1st number: 7 1/7, 2nd number: 3 1/8
50/7 - 25/8 is 225/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
50/7 = 50 × 8/7 × 8 = 400/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
25/8 = 25 × 7/8 × 7 = 175/56 - Subtract the two like fractions:
400/56 - 175/56 = 400 - 175/56 = 225/56 - In mixed form: 41/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/7-50/8 50/14-25/8 50/7-25/16 50/7-75/8 50/21-25/8 50/7-25/24 50/35-25/8 50/7-25/40 50/49-25/8 50/7-25/56