Subtract 14/20 from 25/54
25/54 - 14/20 is -32/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 20 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 54 × 10 = 540,
25/54 = 25 × 10/54 × 10 = 250/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
14/20 = 14 × 27/20 × 27 = 378/540 - Subtract the two like fractions:
250/540 - 378/540 = 250 - 378/540 = -128/540 - After reducing the fraction, the answer is -32/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/54-14/20 25/54-28/20 25/54-14/40 75/54-14/20 25/54-42/20 25/54-14/60 25/54-70/20 25/54-98/20