Subtract 6/14 from 28/54
28/54 - 6/14 is 17/189.
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,
28/54 = 28 × 7/54 × 7 = 196/378 - Likewise, for the 2nd fraction, since 14 × 27 = 378,
6/14 = 6 × 27/14 × 27 = 162/378 - Subtract the two like fractions:
196/378 - 162/378 = 196 - 162/378 = 34/378 - After reducing the fraction, the answer is 17/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/54-6/14 28/54-12/14 28/54-6/28 84/54-6/14 28/54-18/14 28/54-6/42 28/54-30/14 28/54-6/70 28/54-42/14 28/54-6/98