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Add 84/60 and 84/72

1st number: 1 24/60, 2nd number: 1 12/72

84/60 + 84/72 is 77/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 60 × 6 = 360,
    84/60 = 84 × 6/60 × 6 = 504/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    84/72 = 84 × 5/72 × 5 = 420/360
  4. Add the two like fractions:
    504/360 + 420/360 = 504 + 420/360 = 924/360
  5. 924/360 simplified gives 77/30
  6. So, 84/60 + 84/72 = 77/30
    In mixed form: 217/30

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