Subtract 5/50 from 28/36
28/36 - 5/50 is 61/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 50 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 36 × 25 = 900,
28/36 = 28 × 25/36 × 25 = 700/900 - Likewise, for the 2nd fraction, since 50 × 18 = 900,
5/50 = 5 × 18/50 × 18 = 90/900 - Subtract the two like fractions:
700/900 - 90/900 = 700 - 90/900 = 610/900 - After reducing the fraction, the answer is 61/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/36-5/50 28/36-10/50 28/72-5/50 84/36-5/50 28/36-15/50 28/36-25/50 28/36-35/50