Subtract 6/72 from 5/54
5/54 - 6/72 is 1/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 72 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 54 × 4 = 216,
5/54 = 5 × 4/54 × 4 = 20/216 - Likewise, for the 2nd fraction, since 72 × 3 = 216,
6/72 = 6 × 3/72 × 3 = 18/216 - Subtract the two like fractions:
20/216 - 18/216 = 20 - 18/216 = 2/216 - After reducing the fraction, the answer is 1/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/54-6/72 5/54-12/72 15/54-6/72 5/54-18/72 25/54-6/72 5/54-30/72 35/54-6/72 5/54-42/72