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Subtract 1/63 from 1/27

1/27 - 1/63 is 4/189.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 63 is 189

    Next, find the equivalent fraction of both fractional numbers with denominator 189
  2. For the 1st fraction, since 27 × 7 = 189,
    1/27 = 1 × 7/27 × 7 = 7/189
  3. Likewise, for the 2nd fraction, since 63 × 3 = 189,
    1/63 = 1 × 3/63 × 3 = 3/189
  4. Subtract the two like fractions:
    7/189 - 3/189 = 7 - 3/189 = 4/189

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