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Add 9/42 and 49/54

9/42 + 49/54 is 212/189.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 54 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 42 × 9 = 378,
    9/42 = 9 × 9/42 × 9 = 81/378
  3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
    49/54 = 49 × 7/54 × 7 = 343/378
  4. Add the two like fractions:
    81/378 + 343/378 = 81 + 343/378 = 424/378
  5. 424/378 simplified gives 212/189
  6. So, 9/42 + 49/54 = 212/189
    In mixed form: 123/189

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