Add 84/27 and 18/81
1st number: 3 3/27, 2nd number: 18/81
84/27 + 18/81 is 10/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 81 is 81
Next, find the equivalent fraction of both fractional numbers with denominator 81 - For the 1st fraction, since 27 × 3 = 81,
84/27 = 84 × 3/27 × 3 = 252/81 - Likewise, for the 2nd fraction, since 81 × 1 = 81,
18/81 = 18 × 1/81 × 1 = 18/81 - Add the two like fractions:
252/81 + 18/81 = 252 + 18/81 = 270/81 - 270/81 simplified gives 10/3
- So, 84/27 + 18/81 = 10/3
In mixed form: 31/3
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