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Add 7/81 and 1/5

7/81 + 1/5 is 116/405.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 81 and 5 is 405

    Next, find the equivalent fraction of both fractional numbers with denominator 405
  2. For the 1st fraction, since 81 × 5 = 405,
    7/81 = 7 × 5/81 × 5 = 35/405
  3. Likewise, for the 2nd fraction, since 5 × 81 = 405,
    1/5 = 1 × 81/5 × 81 = 81/405
  4. Add the two like fractions:
    35/405 + 81/405 = 35 + 81/405 = 116/405
  5. So, 7/81 + 1/5 = 116/405

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