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Subtract 45/84 from 4/75

4/75 - 45/84 is -1013/2100.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 2100
  2. For the 1st fraction, since 75 × 28 = 2100,
    4/75 = 4 × 28/75 × 28 = 112/2100
  3. Likewise, for the 2nd fraction, since 84 × 25 = 2100,
    45/84 = 45 × 25/84 × 25 = 1125/2100
  4. Subtract the two like fractions:
    112/2100 - 1125/2100 = 112 - 1125/2100 = -1013/2100

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