Subtract 49/63 from 3/48
3/48 - 49/63 is -103/144.
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,
3/48 = 3 × 21/48 × 21 = 63/1008 - Likewise, for the 2nd fraction, since 63 × 16 = 1008,
49/63 = 49 × 16/63 × 16 = 784/1008 - Subtract the two like fractions:
63/1008 - 784/1008 = 63 - 784/1008 = -721/1008 - After reducing the fraction, the answer is -103/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/48-49/63 3/48-98/63 3/96-49/63 9/48-49/63 15/48-49/63 21/48-49/63