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Add 18/80 and 1/20

18/80 + 1/20 is 11/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 20 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 80 × 1 = 80,
    18/80 = 18 × 1/80 × 1 = 18/80
  3. Likewise, for the 2nd fraction, since 20 × 4 = 80,
    1/20 = 1 × 4/20 × 4 = 4/80
  4. Add the two like fractions:
    18/80 + 4/80 = 18 + 4/80 = 22/80
  5. 22/80 simplified gives 11/40
  6. So, 18/80 + 1/20 = 11/40

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