Subtract 21/56 from 6/75
6/75 - 21/56 is -59/200.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 56 is 4200
Next, find the equivalent fraction of both fractional numbers with denominator 4200 - For the 1st fraction, since 75 × 56 = 4200,
6/75 = 6 × 56/75 × 56 = 336/4200 - Likewise, for the 2nd fraction, since 56 × 75 = 4200,
21/56 = 21 × 75/56 × 75 = 1575/4200 - Subtract the two like fractions:
336/4200 - 1575/4200 = 336 - 1575/4200 = -1239/4200 - After reducing the fraction, the answer is -59/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/75-21/56 6/75-42/56 18/75-21/56 6/75-63/56 30/75-21/56 42/75-21/56