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Add 5/81 and 20/54

5/81 + 20/54 is 35/81.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 81 and 54 is 162
  2. For the 1st fraction, since 81 × 2 = 162,
    5/81 = 5 × 2/81 × 2 = 10/162
  3. Likewise, for the 2nd fraction, since 54 × 3 = 162,
    20/54 = 20 × 3/54 × 3 = 60/162
  4. Add the two fractions:
    10/162 + 60/162 = 10 + 60/162 = 70/162
  5. 70/162 simplified gives 35/81
  6. So, 5/81 + 20/54 = 35/81

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