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Subtract 45/84 from 4/25

4/25 - 45/84 is -263/700.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 84 is 2100
  2. For the 1st fraction, since 25 × 84 = 2100,
    4/25 = 4 × 84/25 × 84 = 336/2100
  3. Likewise, for the 2nd fraction, since 84 × 25 = 2100,
    45/84 = 45 × 25/84 × 25 = 1125/2100
  4. Subtract the two fractions:
    336/2100 - 1125/2100 = 336 - 1125/2100 = -789/2100
  5. After reducing the fraction, the answer is -263/700

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