Subtract 49/50 from 2/5
2/5 - 49/50 is -29/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 50 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 5 × 10 = 50,
2/5 = 2 × 10/5 × 10 = 20/50 - Likewise, for the 2nd fraction, since 50 × 1 = 50,
49/50 = 49 × 1/50 × 1 = 49/50 - Subtract the two like fractions:
20/50 - 49/50 = 20 - 49/50 = -29/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/5-49/50 2/5-98/50 2/10-49/50 6/5-49/50 2/15-49/50 10/5-49/50 2/25-49/50 14/5-49/50 2/35-49/50