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Add 56/70 and 12/84

56/70 + 12/84 is 33/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 84 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 70 × 6 = 420,
    56/70 = 56 × 6/70 × 6 = 336/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    12/84 = 12 × 5/84 × 5 = 60/420
  4. Add the two like fractions:
    336/420 + 60/420 = 336 + 60/420 = 396/420
  5. 396/420 simplified gives 33/35
  6. So, 56/70 + 12/84 = 33/35

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