Add 6/81 and 84/18
1st number: 6/81, 2nd number: 4 12/18
6/81 + 84/18 is 128/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 18 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 81 × 2 = 162,
6/81 = 6 × 2/81 × 2 = 12/162 - Likewise, for the 2nd fraction, since 18 × 9 = 162,
84/18 = 84 × 9/18 × 9 = 756/162 - Add the two like fractions:
12/162 + 756/162 = 12 + 756/162 = 768/162 - 768/162 simplified gives 128/27
- So, 6/81 + 84/18 = 128/27
In mixed form: 420/27
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