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Add 2/5 and 80/84

2/5 + 80/84 is 142/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 84 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 5 × 84 = 420,
    2/5 = 2 × 84/5 × 84 = 168/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    80/84 = 80 × 5/84 × 5 = 400/420
  4. Add the two like fractions:
    168/420 + 400/420 = 168 + 400/420 = 568/420
  5. 568/420 simplified gives 142/105
  6. So, 2/5 + 80/84 = 142/105
    In mixed form: 137/105

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