Subtract 27/4 from 63/12
1st number: 5 3/12, 2nd number: 6 3/4
63/12 - 27/4 is -3/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 4 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
63/12 = 63 × 1/12 × 1 = 63/12 - Likewise, for the 2nd fraction, since 4 × 3 = 12,
27/4 = 27 × 3/4 × 3 = 81/12 - Subtract the two like fractions:
63/12 - 81/12 = 63 - 81/12 = -18/12 - After reducing the fraction, the answer is -3/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/12-54/4 63/24-27/4 63/12-27/8 63/12-81/4 63/36-27/4 63/12-27/12 63/60-27/4 63/12-27/20 63/84-27/4 63/12-27/28