Add 7/81 and 12/27
7/81 + 12/27 is 43/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 27 is 81
Next, find the equivalent fraction of both fractional numbers with denominator 81 - For the 1st fraction, since 81 × 1 = 81,
7/81 = 7 × 1/81 × 1 = 7/81 - Likewise, for the 2nd fraction, since 27 × 3 = 81,
12/27 = 12 × 3/27 × 3 = 36/81 - Add the two like fractions:
7/81 + 36/81 = 7 + 36/81 = 43/81 - So, 7/81 + 12/27 = 43/81
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