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Add 12/64 and 9/20

12/64 + 9/20 is 51/80.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 64 and 20 is 320

    Next, find the equivalent fraction of both fractional numbers with denominator 320
  2. For the 1st fraction, since 64 × 5 = 320,
    12/64 = 12 × 5/64 × 5 = 60/320
  3. Likewise, for the 2nd fraction, since 20 × 16 = 320,
    9/20 = 9 × 16/20 × 16 = 144/320
  4. Add the two like fractions:
    60/320 + 144/320 = 60 + 144/320 = 204/320
  5. 204/320 simplified gives 51/80
  6. So, 12/64 + 9/20 = 51/80

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