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Subtract 21/27 from 6/14

6/14 - 21/27 is -22/63.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 27 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 14 × 27 = 378,
    6/14 = 6 × 27/14 × 27 = 162/378
  3. Likewise, for the 2nd fraction, since 27 × 14 = 378,
    21/27 = 21 × 14/27 × 14 = 294/378
  4. Subtract the two like fractions:
    162/378 - 294/378 = 162 - 294/378 = -132/378
  5. After reducing the fraction, the answer is -22/63

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