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Add 18/2 and 42/84

1st number: 9 0/2, 2nd number: 42/84

18/2 + 42/84 is 19/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 84 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 2 × 42 = 84,
    18/2 = 18 × 42/2 × 42 = 756/84
  3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
    42/84 = 42 × 1/84 × 1 = 42/84
  4. Add the two like fractions:
    756/84 + 42/84 = 756 + 42/84 = 798/84
  5. 798/84 simplified gives 19/2
  6. So, 18/2 + 42/84 = 19/2
    In mixed form: 91/2

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