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Subtract 49/27 from 45/63

1st number: 45/63, 2nd number: 1 22/27

45/63 - 49/27 is -208/189.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 27 is 189
  2. For the 1st fraction, since 63 × 3 = 189,
    45/63 = 45 × 3/63 × 3 = 135/189
  3. Likewise, for the 2nd fraction, since 27 × 7 = 189,
    49/27 = 49 × 7/27 × 7 = 343/189
  4. Subtract the two fractions:
    135/189 - 343/189 = 135 - 343/189 = -208/189

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