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Add 30/18 and 12/80

1st number: 1 12/18, 2nd number: 12/80

30/18 + 12/80 is 109/60.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 80 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 18 × 40 = 720,
    30/18 = 30 × 40/18 × 40 = 1200/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    12/80 = 12 × 9/80 × 9 = 108/720
  4. Add the two like fractions:
    1200/720 + 108/720 = 1200 + 108/720 = 1308/720
  5. 1308/720 simplified gives 109/60
  6. So, 30/18 + 12/80 = 109/60
    In mixed form: 149/60

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