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Add 63/9 and 12/84

1st number: 7 0/9, 2nd number: 12/84

63/9 + 12/84 is 50/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 84 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 9 × 28 = 252,
    63/9 = 63 × 28/9 × 28 = 1764/252
  3. Likewise, for the 2nd fraction, since 84 × 3 = 252,
    12/84 = 12 × 3/84 × 3 = 36/252
  4. Add the two like fractions:
    1764/252 + 36/252 = 1764 + 36/252 = 1800/252
  5. 1800/252 simplified gives 50/7
  6. So, 63/9 + 12/84 = 50/7
    In mixed form: 71/7

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