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Add 18/42 and 50/54

18/42 + 50/54 is 256/189.

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,
    18/42 = 18 × 9/42 × 9 = 162/378
  3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
    50/54 = 50 × 7/54 × 7 = 350/378
  4. Add the two like fractions:
    162/378 + 350/378 = 162 + 350/378 = 512/378
  5. 512/378 simplified gives 256/189
  6. So, 18/42 + 50/54 = 256/189
    In mixed form: 167/189

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