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Subtract 10/63 from 2/81

2/81 - 10/63 is -76/567.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 81 and 63 is 567

    Next, find the equivalent fraction of both fractional numbers with denominator 567
  2. For the 1st fraction, since 81 × 7 = 567,
    2/81 = 2 × 7/81 × 7 = 14/567
  3. Likewise, for the 2nd fraction, since 63 × 9 = 567,
    10/63 = 10 × 9/63 × 9 = 90/567
  4. Subtract the two like fractions:
    14/567 - 90/567 = 14 - 90/567 = -76/567

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