Subtract 75/18 from 40/3
1st number: 13 1/3, 2nd number: 4 3/18
40/3 - 75/18 is 55/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 3 × 6 = 18,
40/3 = 40 × 6/3 × 6 = 240/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
75/18 = 75 × 1/18 × 1 = 75/18 - Subtract the two like fractions:
240/18 - 75/18 = 240 - 75/18 = 165/18 - After reducing the fraction, the answer is 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: 80/3-75/18 40/6-75/18 40/3-75/36 40/9-75/18 40/3-75/54 40/15-75/18 40/3-75/90 40/21-75/18