Subtract 10/14 from 7/54
7/54 - 10/14 is -221/378.
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,
7/54 = 7 × 7/54 × 7 = 49/378 - Likewise, for the 2nd fraction, since 14 × 27 = 378,
10/14 = 10 × 27/14 × 27 = 270/378 - Subtract the two like fractions:
49/378 - 270/378 = 49 - 270/378 = -221/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/54-10/14 7/54-20/14 7/54-10/28 21/54-10/14 7/54-30/14 7/54-10/42 35/54-10/14 7/54-50/14 7/54-10/70 49/54-10/14 7/54-70/14 7/54-10/98