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Subtract 18/64 from 4/25

4/25 - 18/64 is -97/800.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 64 is 1600

    Next, find the equivalent fraction of both fractional numbers with denominator 1600
  2. For the 1st fraction, since 25 × 64 = 1600,
    4/25 = 4 × 64/25 × 64 = 256/1600
  3. Likewise, for the 2nd fraction, since 64 × 25 = 1600,
    18/64 = 18 × 25/64 × 25 = 450/1600
  4. Subtract the two like fractions:
    256/1600 - 450/1600 = 256 - 450/1600 = -194/1600
  5. After reducing the fraction, the answer is -97/800

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