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Add 12/9 and 9/60

1st number: 1 3/9, 2nd number: 9/60

12/9 + 9/60 is 89/60.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 60 is 180
  2. For the 1st fraction, since 9 × 20 = 180,
    12/9 = 12 × 20/9 × 20 = 240/180
  3. Likewise, for the 2nd fraction, since 60 × 3 = 180,
    9/60 = 9 × 3/60 × 3 = 27/180
  4. Add the two fractions:
    240/180 + 27/180 = 240 + 27/180 = 267/180
  5. After reducing the fraction, the answer is 89/60
  6. In mixed form: 129/60

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