Subtract 9/28 from 72/14
1st number: 5 2/14, 2nd number: 9/28
72/14 - 9/28 is 135/28.
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,
9/28 = 9 × 1/28 × 1 = 9/28 - Subtract the two like fractions:
144/28 - 9/28 = 144 - 9/28 = 135/28 - In mixed form: 423/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/14-18/28 72/28-9/28 72/14-9/56 72/14-27/28 72/42-9/28 72/14-9/84 72/14-45/28 72/70-9/28 72/14-63/28 72/98-9/28