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Add 81/9 and 30/18

1st number: 9 0/9, 2nd number: 1 12/18

81/9 + 30/18 is 32/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 18 is 18

    Next, find the equivalent fraction of both fractional numbers with denominator 18
  2. For the 1st fraction, since 9 × 2 = 18,
    81/9 = 81 × 2/9 × 2 = 162/18
  3. Likewise, for the 2nd fraction, since 18 × 1 = 18,
    30/18 = 30 × 1/18 × 1 = 30/18
  4. Add the two like fractions:
    162/18 + 30/18 = 162 + 30/18 = 192/18
  5. 192/18 simplified gives 32/3
  6. So, 81/9 + 30/18 = 32/3
    In mixed form: 102/3

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