Subtract 42/27 from 10/56
1st number: 10/56, 2nd number: 1 15/27
10/56 - 42/27 is -347/252.
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,
10/56 = 10 × 27/56 × 27 = 270/1512 - Likewise, for the 2nd fraction, since 27 × 56 = 1512,
42/27 = 42 × 56/27 × 56 = 2352/1512 - Subtract the two like fractions:
270/1512 - 2352/1512 = 270 - 2352/1512 = -2082/1512 - After reducing the fraction, the answer is -347/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/56-42/27 10/56-84/27 10/56-42/54 30/56-42/27 10/56-42/81 50/56-42/27 70/56-42/27