Subtract 56/75 from 49/45
1st number: 1 4/45, 2nd number: 56/75
49/45 - 56/75 is 77/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 75 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 45 × 5 = 225,
49/45 = 49 × 5/45 × 5 = 245/225 - Likewise, for the 2nd fraction, since 75 × 3 = 225,
56/75 = 56 × 3/75 × 3 = 168/225 - Subtract the two like fractions:
245/225 - 168/225 = 245 - 168/225 = 77/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/45-56/75 49/90-56/75