Add 81/84 and 6/18
81/84 + 6/18 is 109/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 18 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
81/84 = 81 × 3/84 × 3 = 243/252 - Likewise, for the 2nd fraction, since 18 × 14 = 252,
6/18 = 6 × 14/18 × 14 = 84/252 - Add the two like fractions:
243/252 + 84/252 = 243 + 84/252 = 327/252 - 327/252 simplified gives 109/84
- So, 81/84 + 6/18 = 109/84
In mixed form: 125/84
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