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Subtract 18/64 from 12/15

12/15 - 18/64 is 83/160.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 64 is 960

    Next, find the equivalent fraction of both fractional numbers with denominator 960
  2. For the 1st fraction, since 15 × 64 = 960,
    12/15 = 12 × 64/15 × 64 = 768/960
  3. Likewise, for the 2nd fraction, since 64 × 15 = 960,
    18/64 = 18 × 15/64 × 15 = 270/960
  4. Subtract the two like fractions:
    768/960 - 270/960 = 768 - 270/960 = 498/960
  5. After reducing the fraction, the answer is 83/160

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