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Add 75/12 and 9/80

1st number: 6 3/12, 2nd number: 9/80

75/12 + 9/80 is 509/80.

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,
    75/12 = 75 × 20/12 × 20 = 1500/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    9/80 = 9 × 3/80 × 3 = 27/240
  4. Add the two like fractions:
    1500/240 + 27/240 = 1500 + 27/240 = 1527/240
  5. 1527/240 simplified gives 509/80
  6. So, 75/12 + 9/80 = 509/80
    In mixed form: 629/80

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