Subtract 45/21 from 14/25
1st number: 14/25, 2nd number: 2 3/21
14/25 - 45/21 is -277/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 21 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 25 × 21 = 525,
14/25 = 14 × 21/25 × 21 = 294/525 - Likewise, for the 2nd fraction, since 21 × 25 = 525,
45/21 = 45 × 25/21 × 25 = 1125/525 - Subtract the two like fractions:
294/525 - 1125/525 = 294 - 1125/525 = -831/525 - After reducing the fraction, the answer is -277/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/25-45/21 14/25-90/21 14/50-45/21 14/25-45/42 42/25-45/21 14/75-45/21 14/25-45/63 70/25-45/21 98/25-45/21