Subtract 42/36 from 9/50
1st number: 9/50, 2nd number: 1 6/36
9/50 - 42/36 is -74/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 36 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 50 × 18 = 900,
9/50 = 9 × 18/50 × 18 = 162/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
42/36 = 42 × 25/36 × 25 = 1050/900 - Subtract the two like fractions:
162/900 - 1050/900 = 162 - 1050/900 = -888/900 - After reducing the fraction, the answer is -74/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/50-42/36 9/50-84/36 9/50-42/72 27/50-42/36 45/50-42/36 63/50-42/36