Add 20/6 and 9/81
1st number: 3 2/6, 2nd number: 9/81
20/6 + 9/81 is 31/9.
Steps for adding 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,
20/6 = 20 × 27/6 × 27 = 540/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
9/81 = 9 × 2/81 × 2 = 18/162 - Add the two like fractions:
540/162 + 18/162 = 540 + 18/162 = 558/162 - 558/162 simplified gives 31/9
- So, 20/6 + 9/81 = 31/9
In mixed form: 34/9
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