Subtract 30/27 from 50/56
1st number: 50/56, 2nd number: 1 3/27
50/56 - 30/27 is -55/252.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 27 is 1512
Next, find the equivalent fraction of both fractional numbers with denominator 1512 - For the 1st fraction, since 56 × 27 = 1512,
50/56 = 50 × 27/56 × 27 = 1350/1512 - Likewise, for the 2nd fraction, since 27 × 56 = 1512,
30/27 = 30 × 56/27 × 56 = 1680/1512 - Subtract the two like fractions:
1350/1512 - 1680/1512 = 1350 - 1680/1512 = -330/1512 - After reducing the fraction, the answer is -55/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/56-60/27 50/56-30/54 50/56-90/27 50/56-30/81