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Add 84/3 and 15/72

1st number: 28 0/3, 2nd number: 15/72

84/3 + 15/72 is 677/24.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 72 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 3 × 24 = 72,
    84/3 = 84 × 24/3 × 24 = 2016/72
  3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
    15/72 = 15 × 1/72 × 1 = 15/72
  4. Add the two like fractions:
    2016/72 + 15/72 = 2016 + 15/72 = 2031/72
  5. 2031/72 simplified gives 677/24
  6. So, 84/3 + 15/72 = 677/24
    In mixed form: 285/24

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