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Add 6/42 and 15/54

6/42 + 15/54 is 53/126.

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,
    6/42 = 6 × 9/42 × 9 = 54/378
  3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
    15/54 = 15 × 7/54 × 7 = 105/378
  4. Add the two like fractions:
    54/378 + 105/378 = 54 + 105/378 = 159/378
  5. 159/378 simplified gives 53/126
  6. So, 6/42 + 15/54 = 53/126

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