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Subtract 14/21 from 49/54

49/54 - 14/21 is 13/54.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 21 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 54 × 7 = 378,
    49/54 = 49 × 7/54 × 7 = 343/378
  3. Likewise, for the 2nd fraction, since 21 × 18 = 378,
    14/21 = 14 × 18/21 × 18 = 252/378
  4. Subtract the two like fractions:
    343/378 - 252/378 = 343 - 252/378 = 91/378
  5. After reducing the fraction, the answer is 13/54

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