Subtract 21/14 from 7/75
1st number: 7/75, 2nd number: 1 7/14
7/75 - 21/14 is -211/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 14 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 75 × 14 = 1050,
7/75 = 7 × 14/75 × 14 = 98/1050 - Likewise, for the 2nd fraction, since 14 × 75 = 1050,
21/14 = 21 × 75/14 × 75 = 1575/1050 - Subtract the two like fractions:
98/1050 - 1575/1050 = 98 - 1575/1050 = -1477/1050 - After reducing the fraction, the answer is -211/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/75-21/14 7/75-42/14 7/75-21/28 21/75-21/14 7/75-63/14 7/75-21/42 35/75-21/14 7/75-21/70 49/75-21/14 7/75-21/98