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Subtract 40/6 from 27/63

1st number: 27/63, 2nd number: 6 4/6

27/63 - 40/6 is -131/21.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 6 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 63 × 2 = 126,
    27/63 = 27 × 2/63 × 2 = 54/126
  3. Likewise, for the 2nd fraction, since 6 × 21 = 126,
    40/6 = 40 × 21/6 × 21 = 840/126
  4. Subtract the two like fractions:
    54/126 - 840/126 = 54 - 840/126 = -786/126
  5. After reducing the fraction, the answer is -131/21

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