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Add 54/60 and 20/64

54/60 + 20/64 is 97/80.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 64 is 960

    Next, find the equivalent fraction of both fractional numbers with denominator 960
  2. For the 1st fraction, since 60 × 16 = 960,
    54/60 = 54 × 16/60 × 16 = 864/960
  3. Likewise, for the 2nd fraction, since 64 × 15 = 960,
    20/64 = 20 × 15/64 × 15 = 300/960
  4. Add the two like fractions:
    864/960 + 300/960 = 864 + 300/960 = 1164/960
  5. 1164/960 simplified gives 97/80
  6. So, 54/60 + 20/64 = 97/80
    In mixed form: 117/80

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