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Add 20/80 and 8/15

20/80 + 8/15 is 47/60.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 15 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 15 × 16 = 240,
    8/15 = 8 × 16/15 × 16 = 128/240
  4. Add the two like fractions:
    60/240 + 128/240 = 60 + 128/240 = 188/240
  5. 188/240 simplified gives 47/60
  6. So, 20/80 + 8/15 = 47/60

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