Subtract 1/50 from 1/40
1/40 - 1/50 is 1/200.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 50 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 40 × 5 = 200,
1/40 = 1 × 5/40 × 5 = 5/200 - Likewise, for the 2nd fraction, since 50 × 4 = 200,
1/50 = 1 × 4/50 × 4 = 4/200 - Subtract the two like fractions:
5/200 - 4/200 = 5 - 4/200 = 1/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/40-1/50 1/40-2/50 1/80-1/50 3/40-1/50 1/40-3/50 5/40-1/50 1/40-5/50 7/40-1/50 1/40-7/50