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Add 9/12 and 16/42

9/12 + 16/42 is 95/84.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 42 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 12 × 7 = 84,
    9/12 = 9 × 7/12 × 7 = 63/84
  3. Likewise, for the 2nd fraction, since 42 × 2 = 84,
    16/42 = 16 × 2/42 × 2 = 32/84
  4. Add the two like fractions:
    63/84 + 32/84 = 63 + 32/84 = 95/84
  5. So, 9/12 + 16/42 = 95/84
    In mixed form: 111/84

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