Subtract 3/9 from 42/25
1st number: 1 17/25, 2nd number: 3/9
42/25 - 3/9 is 101/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 9 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 25 × 9 = 225,
42/25 = 42 × 9/25 × 9 = 378/225 - Likewise, for the 2nd fraction, since 9 × 25 = 225,
3/9 = 3 × 25/9 × 25 = 75/225 - Subtract the two like fractions:
378/225 - 75/225 = 378 - 75/225 = 303/225 - After reducing the fraction, the answer is 101/75
- In mixed form: 126/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/25-3/9 42/25-6/9 42/50-3/9 42/25-3/18 42/75-3/9 42/25-3/27 42/25-15/9 42/25-3/45 42/25-21/9 42/25-3/63