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Add 20/80 and 4/12

20/80 + 4/12 is 7/12.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 80 × 3 = 240,
    20/80 = 20 × 3/80 × 3 = 60/240
  3. Likewise, for the 2nd fraction, since 12 × 20 = 240,
    4/12 = 4 × 20/12 × 20 = 80/240
  4. Add the two like fractions:
    60/240 + 80/240 = 60 + 80/240 = 140/240
  5. 140/240 simplified gives 7/12
  6. So, 20/80 + 4/12 = 7/12

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