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Add 1/80 and 18/9

1st number: 1/80, 2nd number: 2 0/9

1/80 + 18/9 is 161/80.

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,
    1/80 = 1 × 9/80 × 9 = 9/720
  3. Likewise, for the 2nd fraction, since 9 × 80 = 720,
    18/9 = 18 × 80/9 × 80 = 1440/720
  4. Add the two like fractions:
    9/720 + 1440/720 = 9 + 1440/720 = 1449/720
  5. 1449/720 simplified gives 161/80
  6. So, 1/80 + 18/9 = 161/80
    In mixed form: 21/80

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