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Add 4/80 and 12/9

1st number: 4/80, 2nd number: 1 3/9

4/80 + 12/9 is 83/60.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 9 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 80 × 9 = 720,
    4/80 = 4 × 9/80 × 9 = 36/720
  3. Likewise, for the 2nd fraction, since 9 × 80 = 720,
    12/9 = 12 × 80/9 × 80 = 960/720
  4. Add the two like fractions:
    36/720 + 960/720 = 36 + 960/720 = 996/720
  5. 996/720 simplified gives 83/60
  6. So, 4/80 + 12/9 = 83/60
    In mixed form: 123/60

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