Subtract 9/84 from 81/3
1st number: 27 0/3, 2nd number: 9/84
81/3 - 9/84 is 753/28.
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,
81/3 = 81 × 28/3 × 28 = 2268/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
9/84 = 9 × 1/84 × 1 = 9/84 - Subtract the two like fractions:
2268/84 - 9/84 = 2268 - 9/84 = 2259/84 - After reducing the fraction, the answer is 753/28
- In mixed form: 2625/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/3-18/84 81/6-9/84 81/3-27/84 81/9-9/84 81/3-45/84 81/15-9/84 81/3-63/84 81/21-9/84