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Add 4/15 and 18/80

4/15 + 18/80 is 59/120.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 80 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 15 × 16 = 240,
    4/15 = 4 × 16/15 × 16 = 64/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    18/80 = 18 × 3/80 × 3 = 54/240
  4. Add the two like fractions:
    64/240 + 54/240 = 64 + 54/240 = 118/240
  5. 118/240 simplified gives 59/120
  6. So, 4/15 + 18/80 = 59/120

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