Subtract 1/50 from 28/36, Solve 28/36

Subtract 1/50 from 28/36

28/36 - 1/50 is 341/450.

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,
1/50 = 1 × 18/50 × 18 = 18/900
Subtract the two like fractions:
700/900 - 18/900 = 700 - 18/900 = 682/900
After reducing the fraction, the answer is 341/450

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad