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Subtract 12/5 from 9/64

1st number: 9/64, 2nd number: 2 2/5

9/64 - 12/5 is -723/320.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 64 and 5 is 320

    Next, find the equivalent fraction of both fractional numbers with denominator 320
  2. For the 1st fraction, since 64 × 5 = 320,
    9/64 = 9 × 5/64 × 5 = 45/320
  3. Likewise, for the 2nd fraction, since 5 × 64 = 320,
    12/5 = 12 × 64/5 × 64 = 768/320
  4. Subtract the two like fractions:
    45/320 - 768/320 = 45 - 768/320 = -723/320

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