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Add 5/81 and 20/36

5/81 + 20/36 is 50/81.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 81 and 36 is 324

    Next, find the equivalent fraction of both fractional numbers with denominator 324
  2. For the 1st fraction, since 81 × 4 = 324,
    5/81 = 5 × 4/81 × 4 = 20/324
  3. Likewise, for the 2nd fraction, since 36 × 9 = 324,
    20/36 = 20 × 9/36 × 9 = 180/324
  4. Add the two like fractions:
    20/324 + 180/324 = 20 + 180/324 = 200/324
  5. 200/324 simplified gives 50/81
  6. So, 5/81 + 20/36 = 50/81

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