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Add 12/80 and 8/5

1st number: 12/80, 2nd number: 1 3/5

12/80 + 8/5 is 7/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 5 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 80 × 1 = 80,
    12/80 = 12 × 1/80 × 1 = 12/80
  3. Likewise, for the 2nd fraction, since 5 × 16 = 80,
    8/5 = 8 × 16/5 × 16 = 128/80
  4. Add the two like fractions:
    12/80 + 128/80 = 12 + 128/80 = 140/80
  5. 140/80 simplified gives 7/4
  6. So, 12/80 + 8/5 = 7/4
    In mixed form: 13/4

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