Subtract 7/25 from 14/21
14/21 - 7/25 is 29/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 25 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 21 × 25 = 525,
14/21 = 14 × 25/21 × 25 = 350/525 - Likewise, for the 2nd fraction, since 25 × 21 = 525,
7/25 = 7 × 21/25 × 21 = 147/525 - Subtract the two like fractions:
350/525 - 147/525 = 350 - 147/525 = 203/525 - After reducing the fraction, the answer is 29/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/21-7/25 14/21-14/25 14/42-7/25 14/21-7/50 42/21-7/25 14/21-21/25 14/63-7/25 14/21-7/75 70/21-7/25 14/21-35/25 98/21-7/25 14/21-49/25