Subtract 30/27 from 50/75
1st number: 50/75, 2nd number: 1 3/27
50/75 - 30/27 is -4/9.
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,
50/75 = 50 × 9/75 × 9 = 450/675 - Likewise, for the 2nd fraction, since 27 × 25 = 675,
30/27 = 30 × 25/27 × 25 = 750/675 - Subtract the two like fractions:
450/675 - 750/675 = 450 - 750/675 = -300/675 - After reducing the fraction, the answer is -4/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/75-60/27 50/75-30/54 50/75-90/27 50/75-30/81