Subtract 3/4 from 72/14
1st number: 5 2/14, 2nd number: 3/4
72/14 - 3/4 is 123/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 4 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 4 × 7 = 28,
3/4 = 3 × 7/4 × 7 = 21/28 - Subtract the two like fractions:
144/28 - 21/28 = 144 - 21/28 = 123/28 - In mixed form: 411/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/14-6/4 72/28-3/4 72/14-3/8 72/14-9/4 72/42-3/4 72/14-3/12 72/14-15/4 72/70-3/4 72/14-3/20 72/14-21/4 72/98-3/4 72/14-3/28