Subtract 42/8 from 50/14
1st number: 3 8/14, 2nd number: 5 2/8
50/14 - 42/8 is -47/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 14 × 4 = 56,
50/14 = 50 × 4/14 × 4 = 200/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
42/8 = 42 × 7/8 × 7 = 294/56 - Subtract the two like fractions:
200/56 - 294/56 = 200 - 294/56 = -94/56 - After reducing the fraction, the answer is -47/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/14-84/8 50/28-42/8 50/14-42/16 50/42-42/8 50/14-42/24 50/70-42/8 50/14-42/40 50/98-42/8 50/14-42/56