Subtract 75/84 from 40/3
1st number: 13 1/3, 2nd number: 75/84
40/3 - 75/84 is 1045/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 3 × 28 = 84,
40/3 = 40 × 28/3 × 28 = 1120/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
75/84 = 75 × 1/84 × 1 = 75/84 - Subtract the two like fractions:
1120/84 - 75/84 = 1120 - 75/84 = 1045/84 - In mixed form: 1237/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/3-75/84 40/6-75/84 40/9-75/84 40/15-75/84 40/21-75/84