Subtract 7/45 from 4/25
4/25 - 7/45 is 1/225.
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,
4/25 = 4 × 9/25 × 9 = 36/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
7/45 = 7 × 5/45 × 5 = 35/225 - Subtract the two like fractions:
36/225 - 35/225 = 36 - 35/225 = 1/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/25-7/45 4/25-14/45 4/50-7/45 4/25-7/90 12/25-7/45 4/25-21/45 4/75-7/45 20/25-7/45 4/25-35/45 28/25-7/45 4/25-49/45