Subtract 3/54 from 6/72
6/72 - 3/54 is 1/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 54 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 72 × 3 = 216,
6/72 = 6 × 3/72 × 3 = 18/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
3/54 = 3 × 4/54 × 4 = 12/216 - Subtract the two like fractions:
18/216 - 12/216 = 18 - 12/216 = 6/216 - After reducing the fraction, the answer is 1/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/72-3/54 6/72-6/54 18/72-3/54 6/72-9/54 30/72-3/54 6/72-15/54 42/72-3/54 6/72-21/54