Add 8/84 and 84/81
1st number: 8/84, 2nd number: 1 3/81
8/84 + 84/81 is 214/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 81 is 2268
Next, find the equivalent fraction of both fractional numbers with denominator 2268 - For the 1st fraction, since 84 × 27 = 2268,
8/84 = 8 × 27/84 × 27 = 216/2268 - Likewise, for the 2nd fraction, since 81 × 28 = 2268,
84/81 = 84 × 28/81 × 28 = 2352/2268 - Add the two like fractions:
216/2268 + 2352/2268 = 216 + 2352/2268 = 2568/2268 - 2568/2268 simplified gives 214/189
- So, 8/84 + 84/81 = 214/189
In mixed form: 125/189
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