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Add 3/9 and 20/80

3/9 + 20/80 is 7/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 80 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 9 × 80 = 720,
    3/9 = 3 × 80/9 × 80 = 240/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    20/80 = 20 × 9/80 × 9 = 180/720
  4. Add the two like fractions:
    240/720 + 180/720 = 240 + 180/720 = 420/720
  5. 420/720 simplified gives 7/12
  6. So, 3/9 + 20/80 = 7/12

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