Subtract 2/45 from 3/25
3/25 - 2/45 is 17/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 45 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 25 × 9 = 225,
3/25 = 3 × 9/25 × 9 = 27/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
2/45 = 2 × 5/45 × 5 = 10/225 - Subtract the two like fractions:
27/225 - 10/225 = 27 - 10/225 = 17/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/25-2/45 3/25-4/45 3/50-2/45 3/25-2/90 9/25-2/45 3/25-6/45 3/75-2/45 15/25-2/45 3/25-10/45 21/25-2/45 3/25-14/45