Subtract 50/42 from 14/27
1st number: 14/27, 2nd number: 1 8/42
14/27 - 50/42 is -127/189.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 42 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 27 × 14 = 378,
14/27 = 14 × 14/27 × 14 = 196/378 - Likewise, for the 2nd fraction, since 42 × 9 = 378,
50/42 = 50 × 9/42 × 9 = 450/378 - Subtract the two like fractions:
196/378 - 450/378 = 196 - 450/378 = -254/378 - After reducing the fraction, the answer is -127/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/27-50/42 14/54-50/42 14/27-50/84 42/27-50/42 14/81-50/42 70/27-50/42 98/27-50/42