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Add 42/54 and 6/84

42/54 + 6/84 is 107/126.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 84 is 756

    Next, find the equivalent fraction of both fractional numbers with denominator 756
  2. For the 1st fraction, since 54 × 14 = 756,
    42/54 = 42 × 14/54 × 14 = 588/756
  3. Likewise, for the 2nd fraction, since 84 × 9 = 756,
    6/84 = 6 × 9/84 × 9 = 54/756
  4. Add the two like fractions:
    588/756 + 54/756 = 588 + 54/756 = 642/756
  5. 642/756 simplified gives 107/126
  6. So, 42/54 + 6/84 = 107/126

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