Subtract 28/72 from 60/18
1st number: 3 6/18, 2nd number: 28/72
60/18 - 28/72 is 53/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
60/18 = 60 × 4/18 × 4 = 240/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
28/72 = 28 × 1/72 × 1 = 28/72 - Subtract the two like fractions:
240/72 - 28/72 = 240 - 28/72 = 212/72 - After reducing the fraction, the answer is 53/18
- In mixed form: 217/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/18-56/72 60/36-28/72 60/18-84/72 60/54-28/72 60/90-28/72