Add 81/27 and 81/84
1st number: 3 0/27, 2nd number: 81/84
81/27 + 81/84 is 111/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 84 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 27 × 28 = 756,
81/27 = 81 × 28/27 × 28 = 2268/756 - Likewise, for the 2nd fraction, since 84 × 9 = 756,
81/84 = 81 × 9/84 × 9 = 729/756 - Add the two like fractions:
2268/756 + 729/756 = 2268 + 729/756 = 2997/756 - 2997/756 simplified gives 111/28
- So, 81/27 + 81/84 = 111/28
In mixed form: 327/28
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