Subtract 1/54 from 14/72
14/72 - 1/54 is 19/108.
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,
14/72 = 14 × 3/72 × 3 = 42/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
1/54 = 1 × 4/54 × 4 = 4/216 - Subtract the two like fractions:
42/216 - 4/216 = 42 - 4/216 = 38/216 - After reducing the fraction, the answer is 19/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/72-1/54 14/72-2/54 42/72-1/54 14/72-3/54 70/72-1/54 14/72-5/54 98/72-1/54 14/72-7/54