Subtract 63/4 from 4/27
1st number: 4/27, 2nd number: 15 3/4
4/27 - 63/4 is -1685/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 4 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 27 × 4 = 108,
4/27 = 4 × 4/27 × 4 = 16/108 - Likewise, for the 2nd fraction, since 4 × 27 = 108,
63/4 = 63 × 27/4 × 27 = 1701/108 - Subtract the two like fractions:
16/108 - 1701/108 = 16 - 1701/108 = -1685/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/27-63/4 4/54-63/4 4/27-63/8 12/27-63/4 4/81-63/4 4/27-63/12 20/27-63/4 4/27-63/20 28/27-63/4 4/27-63/28