Subtract 63/50 from 20/36
1st number: 20/36, 2nd number: 1 13/50
20/36 - 63/50 is -317/450.
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,
20/36 = 20 × 25/36 × 25 = 500/900 - Likewise, for the 2nd fraction, since 50 × 18 = 900,
63/50 = 63 × 18/50 × 18 = 1134/900 - Subtract the two like fractions:
500/900 - 1134/900 = 500 - 1134/900 = -634/900 - After reducing the fraction, the answer is -317/450
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/36-63/50 20/72-63/50 60/36-63/50