Subtract 8/50 from 49/80
49/80 - 8/50 is 181/400.
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,
49/80 = 49 × 5/80 × 5 = 245/400 - Likewise, for the 2nd fraction, since 50 × 8 = 400,
8/50 = 8 × 8/50 × 8 = 64/400 - Subtract the two like fractions:
245/400 - 64/400 = 245 - 64/400 = 181/400
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/80-8/50 49/80-16/50 49/80-24/50 49/80-40/50 49/80-56/50