Subtract 56/42 from 27/75
1st number: 27/75, 2nd number: 1 14/42
27/75 - 56/42 is -73/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 42 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 75 × 14 = 1050,
27/75 = 27 × 14/75 × 14 = 378/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
56/42 = 56 × 25/42 × 25 = 1400/1050 - Subtract the two like fractions:
378/1050 - 1400/1050 = 378 - 1400/1050 = -1022/1050 - After reducing the fraction, the answer is -73/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/75-56/42 27/75-56/84 81/75-56/42