Subtract 42/56 from 8/14
8/14 - 42/56 is -5/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 14 × 4 = 56,
8/14 = 8 × 4/14 × 4 = 32/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
42/56 = 42 × 1/56 × 1 = 42/56 - Subtract the two like fractions:
32/56 - 42/56 = 32 - 42/56 = -10/56 - After reducing the fraction, the answer is -5/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/14-42/56 8/14-84/56 8/28-42/56 24/14-42/56 8/42-42/56 40/14-42/56 8/70-42/56 56/14-42/56 8/98-42/56