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Add 28/12 and 5/80

1st number: 2 4/12, 2nd number: 5/80

28/12 + 5/80 is 115/48.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 80 is 240
  2. For the 1st fraction, since 12 × 20 = 240,
    28/12 = 28 × 20/12 × 20 = 560/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    5/80 = 5 × 3/80 × 3 = 15/240
  4. Add the two fractions:
    560/240 + 15/240 = 560 + 15/240 = 575/240
  5. 575/240 simplified gives 115/48
  6. So, 28/12 + 5/80 = 115/48
    In mixed form: 219/48

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