Subtract 12/14 from 4/54
4/54 - 12/14 is -148/189.
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,
4/54 = 4 × 7/54 × 7 = 28/378 - Likewise, for the 2nd fraction, since 14 × 27 = 378,
12/14 = 12 × 27/14 × 27 = 324/378 - Subtract the two like fractions:
28/378 - 324/378 = 28 - 324/378 = -296/378 - After reducing the fraction, the answer is -148/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/54-12/14 4/54-24/14 4/54-12/28 12/54-12/14 4/54-36/14 4/54-12/42 20/54-12/14 4/54-60/14 4/54-12/70 28/54-12/14 4/54-84/14 4/54-12/98