Subtract 28/50 from 1/36
1/36 - 28/50 is -479/900.
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,
1/36 = 1 × 25/36 × 25 = 25/900 - Likewise, for the 2nd fraction, since 50 × 18 = 900,
28/50 = 28 × 18/50 × 18 = 504/900 - Subtract the two like fractions:
25/900 - 504/900 = 25 - 504/900 = -479/900
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/36-28/50 1/36-56/50 1/72-28/50 3/36-28/50 1/36-84/50 5/36-28/50 7/36-28/50