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Add 3/12 and 8/80

3/12 + 8/80 is 7/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 80 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 12 × 20 = 240,
    3/12 = 3 × 20/12 × 20 = 60/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    8/80 = 8 × 3/80 × 3 = 24/240
  4. Add the two like fractions:
    60/240 + 24/240 = 60 + 24/240 = 84/240
  5. 84/240 simplified gives 7/20
  6. So, 3/12 + 8/80 = 7/20

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