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Add 28/64 and 3/20

28/64 + 3/20 is 47/80.

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,
    28/64 = 28 × 5/64 × 5 = 140/320
  3. Likewise, for the 2nd fraction, since 20 × 16 = 320,
    3/20 = 3 × 16/20 × 16 = 48/320
  4. Add the two like fractions:
    140/320 + 48/320 = 140 + 48/320 = 188/320
  5. 188/320 simplified gives 47/80
  6. So, 28/64 + 3/20 = 47/80

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