Subtract 40/3 from 45/2
1st number: 22 1/2, 2nd number: 13 1/3
45/2 - 40/3 is 55/6.
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,
45/2 = 45 × 3/2 × 3 = 135/6 - Likewise, for the 2nd fraction, since 3 × 2 = 6,
40/3 = 40 × 2/3 × 2 = 80/6 - Subtract the two like fractions:
135/6 - 80/6 = 135 - 80/6 = 55/6 - In mixed form: 91/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2-40/3 45/2-80/3 45/4-40/3 45/2-40/6 45/6-40/3 45/2-40/9 45/10-40/3 45/2-40/15 45/14-40/3 45/2-40/21