Subtract 50/42 from 2/56
1st number: 2/56, 2nd number: 1 8/42
2/56 - 50/42 is -97/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 42 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
2/56 = 2 × 3/56 × 3 = 6/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
50/42 = 50 × 4/42 × 4 = 200/168 - Subtract the two like fractions:
6/168 - 200/168 = 6 - 200/168 = -194/168 - After reducing the fraction, the answer is -97/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/56-50/42 2/56-50/84 6/56-50/42 10/56-50/42 14/56-50/42