Subtract 40/3 from 18/2
1st number: 9 0/2, 2nd number: 13 1/3
18/2 - 40/3 is -13/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 3 is 6
Next, find the equivalent fraction of both fractional numbers with denominator 6 - For the 1st fraction, since 2 × 3 = 6,
18/2 = 18 × 3/2 × 3 = 54/6 - Likewise, for the 2nd fraction, since 3 × 2 = 6,
40/3 = 40 × 2/3 × 2 = 80/6 - Subtract the two like fractions:
54/6 - 80/6 = 54 - 80/6 = -26/6 - After reducing the fraction, the answer is -13/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/2-40/3 18/2-80/3 18/4-40/3 18/2-40/6 54/2-40/3 18/6-40/3 18/2-40/9 90/2-40/3 18/10-40/3 18/2-40/15 18/14-40/3 18/2-40/21