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Add 30/84 and 36/63

30/84 + 36/63 is 13/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 63 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 84 × 3 = 252,
    30/84 = 30 × 3/84 × 3 = 90/252
  3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
    36/63 = 36 × 4/63 × 4 = 144/252
  4. Add the two like fractions:
    90/252 + 144/252 = 90 + 144/252 = 234/252
  5. 234/252 simplified gives 13/14
  6. So, 30/84 + 36/63 = 13/14

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