Subtract 35/25 from 10/42
1st number: 10/42, 2nd number: 1 10/25
10/42 - 35/25 is -122/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 25 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
10/42 = 10 × 25/42 × 25 = 250/1050 - Likewise, for the 2nd fraction, since 25 × 42 = 1050,
35/25 = 35 × 42/25 × 42 = 1470/1050 - Subtract the two like fractions:
250/1050 - 1470/1050 = 250 - 1470/1050 = -1220/1050 - After reducing the fraction, the answer is -122/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/42-35/25 10/42-70/25 10/84-35/25 10/42-35/50 30/42-35/25 10/42-35/75 50/42-35/25 70/42-35/25