Subtract 7/63 from 15/48
15/48 - 7/63 is 29/144.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 63 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 48 × 21 = 1008,
15/48 = 15 × 21/48 × 21 = 315/1008 - Likewise, for the 2nd fraction, since 63 × 16 = 1008,
7/63 = 7 × 16/63 × 16 = 112/1008 - Subtract the two like fractions:
315/1008 - 112/1008 = 315 - 112/1008 = 203/1008 - After reducing the fraction, the answer is 29/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/48-7/63 15/48-14/63 15/96-7/63 45/48-7/63 15/48-21/63 75/48-7/63 15/48-35/63 15/48-49/63