Subtract 45/27 from 63/75
1st number: 63/75, 2nd number: 1 18/27
63/75 - 45/27 is -62/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 27 is 675
Next, find the equivalent fraction of both fractional numbers with denominator 675 - For the 1st fraction, since 75 × 9 = 675,
63/75 = 63 × 9/75 × 9 = 567/675 - Likewise, for the 2nd fraction, since 27 × 25 = 675,
45/27 = 45 × 25/27 × 25 = 1125/675 - Subtract the two like fractions:
567/675 - 1125/675 = 567 - 1125/675 = -558/675 - After reducing the fraction, the answer is -62/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/75-90/27 63/75-45/54 63/75-45/81