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Subtract 1/75 from 1/84

1/84 - 1/75 is -1/700.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 75 is 2100

    Next, find the equivalent fraction of both fractional numbers with denominator 2100
  2. For the 1st fraction, since 84 × 25 = 2100,
    1/84 = 1 × 25/84 × 25 = 25/2100
  3. Likewise, for the 2nd fraction, since 75 × 28 = 2100,
    1/75 = 1 × 28/75 × 28 = 28/2100
  4. Subtract the two like fractions:
    25/2100 - 28/2100 = 25 - 28/2100 = -3/2100
  5. After reducing the fraction, the answer is -1/700

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