Subtract 27/50 from 18/27
18/27 - 27/50 is 19/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 50 is 1350
Next, find the equivalent fraction of both fractional numbers with denominator 1350 - For the 1st fraction, since 27 × 50 = 1350,
18/27 = 18 × 50/27 × 50 = 900/1350 - Likewise, for the 2nd fraction, since 50 × 27 = 1350,
27/50 = 27 × 27/50 × 27 = 729/1350 - Subtract the two like fractions:
900/1350 - 729/1350 = 900 - 729/1350 = 171/1350 - After reducing the fraction, the answer is 19/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/27-27/50 18/27-54/50 18/54-27/50 54/27-27/50 18/27-81/50 18/81-27/50 90/27-27/50