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Add 8/12 and 28/80

8/12 + 28/80 is 61/60.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 80 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 12 × 20 = 240,
    8/12 = 8 × 20/12 × 20 = 160/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    28/80 = 28 × 3/80 × 3 = 84/240
  4. Add the two like fractions:
    160/240 + 84/240 = 160 + 84/240 = 244/240
  5. 244/240 simplified gives 61/60
  6. So, 8/12 + 28/80 = 61/60
    In mixed form: 11/60

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