Subtract 5/28 from 72/75
72/75 - 5/28 is 547/700.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 28 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 75 × 28 = 2100,
72/75 = 72 × 28/75 × 28 = 2016/2100 - Likewise, for the 2nd fraction, since 28 × 75 = 2100,
5/28 = 5 × 75/28 × 75 = 375/2100 - Subtract the two like fractions:
2016/2100 - 375/2100 = 2016 - 375/2100 = 1641/2100 - After reducing the fraction, the answer is 547/700
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/75-10/28 72/75-5/56 72/75-15/28 72/75-5/84 72/75-25/28 72/75-35/28