Subtract 63/8 from 48/15
1st number: 3 3/15, 2nd number: 7 7/8
48/15 - 63/8 is -187/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
48/15 = 48 × 8/15 × 8 = 384/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
63/8 = 63 × 15/8 × 15 = 945/120 - Subtract the two like fractions:
384/120 - 945/120 = 384 - 945/120 = -561/120 - After reducing the fraction, the answer is -187/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/15-63/8 48/30-63/8 48/15-63/16 48/45-63/8 48/15-63/24 48/75-63/8 48/15-63/40 48/15-63/56