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Subtract 4/30 from 8/64

8/64 - 4/30 is -1/120.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 64 and 30 is 960

    Next, find the equivalent fraction of both fractional numbers with denominator 960
  2. For the 1st fraction, since 64 × 15 = 960,
    8/64 = 8 × 15/64 × 15 = 120/960
  3. Likewise, for the 2nd fraction, since 30 × 32 = 960,
    4/30 = 4 × 32/30 × 32 = 128/960
  4. Subtract the two like fractions:
    120/960 - 128/960 = 120 - 128/960 = -8/960
  5. After reducing the fraction, the answer is -1/120

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