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Add 42/5 and 28/84

1st number: 8 2/5, 2nd number: 28/84

42/5 + 28/84 is 131/15.

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,
    42/5 = 42 × 84/5 × 84 = 3528/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    28/84 = 28 × 5/84 × 5 = 140/420
  4. Add the two like fractions:
    3528/420 + 140/420 = 3528 + 140/420 = 3668/420
  5. 3668/420 simplified gives 131/15
  6. So, 42/5 + 28/84 = 131/15
    In mixed form: 811/15

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