Subtract 2/81 from 84/49
1st number: 1 35/49, 2nd number: 2/81
84/49 - 2/81 is 958/567.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 81 is 3969
Next, find the equivalent fraction of both fractional numbers with denominator 3969 - For the 1st fraction, since 49 × 81 = 3969,
84/49 = 84 × 81/49 × 81 = 6804/3969 - Likewise, for the 2nd fraction, since 81 × 49 = 3969,
2/81 = 2 × 49/81 × 49 = 98/3969 - Subtract the two like fractions:
6804/3969 - 98/3969 = 6804 - 98/3969 = 6706/3969 - After reducing the fraction, the answer is 958/567
- In mixed form: 1391/567
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/49-4/81 84/98-2/81 84/49-6/81 84/49-10/81 84/49-14/81