Subtract 63/48 from 6/42
1st number: 6/42, 2nd number: 1 15/48
6/42 - 63/48 is -131/112.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 42 × 8 = 336,
6/42 = 6 × 8/42 × 8 = 48/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
63/48 = 63 × 7/48 × 7 = 441/336 - Subtract the two like fractions:
48/336 - 441/336 = 48 - 441/336 = -393/336 - After reducing the fraction, the answer is -131/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/42-63/48 6/84-63/48 6/42-63/96 18/42-63/48 30/42-63/48