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Subtract 15/28 from 4/84

4/84 - 15/28 is -41/84.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 28 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 84 × 1 = 84,
    4/84 = 4 × 1/84 × 1 = 4/84
  3. Likewise, for the 2nd fraction, since 28 × 3 = 84,
    15/28 = 15 × 3/28 × 3 = 45/84
  4. Subtract the two like fractions:
    4/84 - 45/84 = 4 - 45/84 = -41/84

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