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Subtract 1/84 from 14/20

14/20 - 1/84 is 289/420.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 84 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 20 × 21 = 420,
    14/20 = 14 × 21/20 × 21 = 294/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    1/84 = 1 × 5/84 × 5 = 5/420
  4. Subtract the two like fractions:
    294/420 - 5/420 = 294 - 5/420 = 289/420

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