Add 84/28 and 4/81
1st number: 3 0/28, 2nd number: 4/81
84/28 + 4/81 is 247/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 81 is 2268
Next, find the equivalent fraction of both fractional numbers with denominator 2268 - For the 1st fraction, since 28 × 81 = 2268,
84/28 = 84 × 81/28 × 81 = 6804/2268 - Likewise, for the 2nd fraction, since 81 × 28 = 2268,
4/81 = 4 × 28/81 × 28 = 112/2268 - Add the two like fractions:
6804/2268 + 112/2268 = 6804 + 112/2268 = 6916/2268 - 6916/2268 simplified gives 247/81
- So, 84/28 + 4/81 = 247/81
In mixed form: 34/81
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