Subtract 36/50 from 63/80
63/80 - 36/50 is 27/400.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 50 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 80 × 5 = 400,
63/80 = 63 × 5/80 × 5 = 315/400 - Likewise, for the 2nd fraction, since 50 × 8 = 400,
36/50 = 36 × 8/50 × 8 = 288/400 - Subtract the two like fractions:
315/400 - 288/400 = 315 - 288/400 = 27/400
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/80-72/50