Subtract 35/21 from 3/25
1st number: 3/25, 2nd number: 1 14/21
3/25 - 35/21 is -116/75.
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,
3/25 = 3 × 21/25 × 21 = 63/525 - Likewise, for the 2nd fraction, since 21 × 25 = 525,
35/21 = 35 × 25/21 × 25 = 875/525 - Subtract the two like fractions:
63/525 - 875/525 = 63 - 875/525 = -812/525 - After reducing the fraction, the answer is -116/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/25-35/21 3/25-70/21 3/50-35/21 3/25-35/42 9/25-35/21 3/75-35/21 3/25-35/63 15/25-35/21 21/25-35/21