Subtract 28/50 from 25/8
1st number: 3 1/8, 2nd number: 28/50
25/8 - 28/50 is 513/200.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 50 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 8 × 25 = 200,
25/8 = 25 × 25/8 × 25 = 625/200 - Likewise, for the 2nd fraction, since 50 × 4 = 200,
28/50 = 28 × 4/50 × 4 = 112/200 - Subtract the two like fractions:
625/200 - 112/200 = 625 - 112/200 = 513/200 - In mixed form: 2113/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/8-28/50 25/8-56/50 25/16-28/50 75/8-28/50 25/8-84/50 25/24-28/50 25/40-28/50 25/56-28/50