Subtract 3/40 from 4/50
4/50 - 3/40 is 1/200.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 40 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 50 × 4 = 200,
4/50 = 4 × 4/50 × 4 = 16/200 - Likewise, for the 2nd fraction, since 40 × 5 = 200,
3/40 = 3 × 5/40 × 5 = 15/200 - Subtract the two like fractions:
16/200 - 15/200 = 16 - 15/200 = 1/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/50-3/40 4/50-6/40 4/50-3/80 12/50-3/40 4/50-9/40 20/50-3/40 4/50-15/40 28/50-3/40 4/50-21/40