Subtract 98/81 from 84/2
1st number: 42 0/2, 2nd number: 1 17/81
84/2 - 98/81 is 3304/81.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 81 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 2 × 81 = 162,
84/2 = 84 × 81/2 × 81 = 6804/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
98/81 = 98 × 2/81 × 2 = 196/162 - Subtract the two like fractions:
6804/162 - 196/162 = 6804 - 196/162 = 6608/162 - After reducing the fraction, the answer is 3304/81
- In mixed form: 4064/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/4-98/81 84/6-98/81 84/10-98/81 84/14-98/81