Subtract 9/36 from 45/50
45/50 - 9/36 is 13/20.
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,
45/50 = 45 × 18/50 × 18 = 810/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
9/36 = 9 × 25/36 × 25 = 225/900 - Subtract the two like fractions:
810/900 - 225/900 = 810 - 225/900 = 585/900 - After reducing the fraction, the answer is 13/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/50-9/36 45/50-18/36 45/50-9/72 45/50-27/36 45/50-45/36 45/50-63/36