Subtract 50/15 from 25/8
1st number: 3 1/8, 2nd number: 3 5/15
25/8 - 50/15 is -5/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 15 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
25/8 = 25 × 15/8 × 15 = 375/120 - Likewise, for the 2nd fraction, since 15 × 8 = 120,
50/15 = 50 × 8/15 × 8 = 400/120 - Subtract the two like fractions:
375/120 - 400/120 = 375 - 400/120 = -25/120 - After reducing the fraction, the answer is -5/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/8-50/15 25/16-50/15 25/8-50/30 75/8-50/15 25/24-50/15 25/8-50/45 25/40-50/15 25/8-50/75 25/56-50/15