Subtract 2/45 from 63/75
63/75 - 2/45 is 179/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 45 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 75 × 3 = 225,
63/75 = 63 × 3/75 × 3 = 189/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
2/45 = 2 × 5/45 × 5 = 10/225 - Subtract the two like fractions:
189/225 - 10/225 = 189 - 10/225 = 179/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/75-4/45 63/75-2/90 63/75-6/45 63/75-10/45 63/75-14/45