Subtract 63/4 from 14/72
1st number: 14/72, 2nd number: 15 3/4
14/72 - 63/4 is -140/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 4 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
14/72 = 14 × 1/72 × 1 = 14/72 - Likewise, for the 2nd fraction, since 4 × 18 = 72,
63/4 = 63 × 18/4 × 18 = 1134/72 - Subtract the two like fractions:
14/72 - 1134/72 = 14 - 1134/72 = -1120/72 - After reducing the fraction, the answer is -140/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/72-63/4 14/72-63/8 42/72-63/4 14/72-63/12 70/72-63/4 14/72-63/20 98/72-63/4 14/72-63/28