Add 12/81 and 4/54
12/81 + 4/54 is 2/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 54 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 81 × 2 = 162,
12/81 = 12 × 2/81 × 2 = 24/162 - Likewise, for the 2nd fraction, since 54 × 3 = 162,
4/54 = 4 × 3/54 × 3 = 12/162 - Add the two like fractions:
24/162 + 12/162 = 24 + 12/162 = 36/162 - 36/162 simplified gives 2/9
- So, 12/81 + 4/54 = 2/9
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