Subtract 15/28 from 50/63
50/63 - 15/28 is 65/252.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
50/63 = 50 × 4/63 × 4 = 200/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
15/28 = 15 × 9/28 × 9 = 135/252 - Subtract the two like fractions:
200/252 - 135/252 = 200 - 135/252 = 65/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/63-30/28 50/63-15/56 50/63-45/28 50/63-15/84 50/63-75/28