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Add 2/30 and 80/84

2/30 + 80/84 is 107/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 84 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 30 × 14 = 420,
    2/30 = 2 × 14/30 × 14 = 28/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    80/84 = 80 × 5/84 × 5 = 400/420
  4. Add the two like fractions:
    28/420 + 400/420 = 28 + 400/420 = 428/420
  5. 428/420 simplified gives 107/105
  6. So, 2/30 + 80/84 = 107/105
    In mixed form: 12/105

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