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Add 20/18 and 12/80

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

20/18 + 12/80 is 227/180.

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,
    20/18 = 20 × 40/18 × 40 = 800/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    12/80 = 12 × 9/80 × 9 = 108/720
  4. Add the two like fractions:
    800/720 + 108/720 = 800 + 108/720 = 908/720
  5. 908/720 simplified gives 227/180
  6. So, 20/18 + 12/80 = 227/180
    In mixed form: 147/180

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