Subtract 7/81 from 8/6
1st number: 1 2/6, 2nd number: 7/81
8/6 - 7/81 is 101/81.
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,
8/6 = 8 × 27/6 × 27 = 216/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
7/81 = 7 × 2/81 × 2 = 14/162 - Subtract the two like fractions:
216/162 - 14/162 = 216 - 14/162 = 202/162 - After reducing the fraction, the answer is 101/81
- In mixed form: 120/81
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