Subtract 56/81 from 2/6
2/6 - 56/81 is -29/81.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 81 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 6 × 27 = 162,
2/6 = 2 × 27/6 × 27 = 54/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
56/81 = 56 × 2/81 × 2 = 112/162 - Subtract the two like fractions:
54/162 - 112/162 = 54 - 112/162 = -58/162 - After reducing the fraction, the answer is -29/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/6-56/81 2/12-56/81 2/18-56/81 10/6-56/81 2/30-56/81 14/6-56/81 2/42-56/81