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Add 1/81 and 18/4

1st number: 1/81, 2nd number: 4 2/4

1/81 + 18/4 is 731/162.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 81 and 4 is 324

    Next, find the equivalent fraction of both fractional numbers with denominator 324
  2. For the 1st fraction, since 81 × 4 = 324,
    1/81 = 1 × 4/81 × 4 = 4/324
  3. Likewise, for the 2nd fraction, since 4 × 81 = 324,
    18/4 = 18 × 81/4 × 81 = 1458/324
  4. Add the two like fractions:
    4/324 + 1458/324 = 4 + 1458/324 = 1462/324
  5. 1462/324 simplified gives 731/162
  6. So, 1/81 + 18/4 = 731/162
    In mixed form: 483/162

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