Subtract 7/60 from 72/54
1st number: 1 18/54, 2nd number: 7/60
72/54 - 7/60 is 73/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 60 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 54 × 10 = 540,
72/54 = 72 × 10/54 × 10 = 720/540 - Likewise, for the 2nd fraction, since 60 × 9 = 540,
7/60 = 7 × 9/60 × 9 = 63/540 - Subtract the two like fractions:
720/540 - 63/540 = 720 - 63/540 = 657/540 - After reducing the fraction, the answer is 73/60
- In mixed form: 113/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/54-14/60 72/54-21/60 72/54-35/60 72/54-49/60