Subtract 4/3 from 40/50
1st number: 40/50, 2nd number: 1 1/3
40/50 - 4/3 is -8/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 3 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 50 × 3 = 150,
40/50 = 40 × 3/50 × 3 = 120/150 - Likewise, for the 2nd fraction, since 3 × 50 = 150,
4/3 = 4 × 50/3 × 50 = 200/150 - Subtract the two like fractions:
120/150 - 200/150 = 120 - 200/150 = -80/150 - After reducing the fraction, the answer is -8/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/50-4/3 40/50-8/3 40/50-4/6 40/50-12/3 40/50-4/9 40/50-20/3 40/50-4/15 40/50-28/3 40/50-4/21