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Add 80/42 and 84/27

1st number: 1 38/42, 2nd number: 3 3/27

80/42 + 84/27 is 316/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 27 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 42 × 9 = 378,
    80/42 = 80 × 9/42 × 9 = 720/378
  3. Likewise, for the 2nd fraction, since 27 × 14 = 378,
    84/27 = 84 × 14/27 × 14 = 1176/378
  4. Add the two like fractions:
    720/378 + 1176/378 = 720 + 1176/378 = 1896/378
  5. 1896/378 simplified gives 316/63
  6. So, 80/42 + 84/27 = 316/63
    In mixed form: 51/63

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