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Add 84/18 and 15/36

1st number: 4 12/18, 2nd number: 15/36

84/18 + 15/36 is 61/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 36 is 36

    Next, find the equivalent fraction of both fractional numbers with denominator 36
  2. For the 1st fraction, since 18 × 2 = 36,
    84/18 = 84 × 2/18 × 2 = 168/36
  3. Likewise, for the 2nd fraction, since 36 × 1 = 36,
    15/36 = 15 × 1/36 × 1 = 15/36
  4. Add the two like fractions:
    168/36 + 15/36 = 168 + 15/36 = 183/36
  5. 183/36 simplified gives 61/12
  6. So, 84/18 + 15/36 = 61/12
    In mixed form: 51/12

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