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Add 12/18 and 1/80

12/18 + 1/80 is 163/240.

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,
    12/18 = 12 × 40/18 × 40 = 480/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    1/80 = 1 × 9/80 × 9 = 9/720
  4. Add the two like fractions:
    480/720 + 9/720 = 480 + 9/720 = 489/720
  5. 489/720 simplified gives 163/240
  6. So, 12/18 + 1/80 = 163/240

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