Subtract 25/18 from 1/25
1st number: 1/25, 2nd number: 1 7/18
1/25 - 25/18 is -607/450.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 25 × 18 = 450,
1/25 = 1 × 18/25 × 18 = 18/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
25/18 = 25 × 25/18 × 25 = 625/450 - Subtract the two like fractions:
18/450 - 625/450 = 18 - 625/450 = -607/450
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/25-25/18 1/25-50/18 1/50-25/18 1/25-25/36 3/25-25/18 1/25-75/18 1/75-25/18 1/25-25/54 5/25-25/18 1/25-25/90 7/25-25/18