Subtract 63/50 from 28/15
1st number: 1 13/15, 2nd number: 1 13/50
28/15 - 63/50 is 91/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 50 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 15 × 10 = 150,
28/15 = 28 × 10/15 × 10 = 280/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
63/50 = 63 × 3/50 × 3 = 189/150 - Subtract the two like fractions:
280/150 - 189/150 = 280 - 189/150 = 91/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/15-63/50 28/30-63/50 84/15-63/50 28/45-63/50 28/75-63/50