Subtract 3/14 from 27/54
27/54 - 3/14 is 2/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 14 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
27/54 = 27 × 7/54 × 7 = 189/378 - Likewise, for the 2nd fraction, since 14 × 27 = 378,
3/14 = 3 × 27/14 × 27 = 81/378 - Subtract the two like fractions:
189/378 - 81/378 = 189 - 81/378 = 108/378 - After reducing the fraction, the answer is 2/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 27/54-6/14 27/54-3/28 81/54-3/14 27/54-9/14 27/54-3/42 27/54-15/14 27/54-3/70 27/54-21/14 27/54-3/98