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Subtract 9/7 from 2/27

1st number: 2/27, 2nd number: 1 2/7

2/27 - 9/7 is -229/189.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 7 is 189

    Next, find the equivalent fraction of both fractional numbers with denominator 189
  2. For the 1st fraction, since 27 × 7 = 189,
    2/27 = 2 × 7/27 × 7 = 14/189
  3. Likewise, for the 2nd fraction, since 7 × 27 = 189,
    9/7 = 9 × 27/7 × 27 = 243/189
  4. Subtract the two like fractions:
    14/189 - 243/189 = 14 - 243/189 = -229/189

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