Subtract 63/28 from 72/14
1st number: 5 2/14, 2nd number: 2 7/28
72/14 - 63/28 is 81/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 14 × 2 = 28,
72/14 = 72 × 2/14 × 2 = 144/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
63/28 = 63 × 1/28 × 1 = 63/28 - Subtract the two like fractions:
144/28 - 63/28 = 144 - 63/28 = 81/28 - In mixed form: 225/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/28-63/28 72/14-63/56 72/42-63/28 72/14-63/84 72/70-63/28 72/98-63/28