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Add 56/84 and 30/42

56/84 + 30/42 is 29/21.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 84 × 1 = 84,
    56/84 = 56 × 1/84 × 1 = 56/84
  3. Likewise, for the 2nd fraction, since 42 × 2 = 84,
    30/42 = 30 × 2/42 × 2 = 60/84
  4. Add the two like fractions:
    56/84 + 60/84 = 56 + 60/84 = 116/84
  5. 116/84 simplified gives 29/21
  6. So, 56/84 + 30/42 = 29/21
    In mixed form: 18/21

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