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Subtract 45/50 from 3/4

3/4 - 45/50 is -3/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 50 is 100
  2. For the 1st fraction, since 4 × 25 = 100,
    3/4 = 3 × 25/4 × 25 = 75/100
  3. Likewise, for the 2nd fraction, since 50 × 2 = 100,
    45/50 = 45 × 2/50 × 2 = 90/100
  4. Subtract the two fractions:
    75/100 - 90/100 = 75 - 90/100 = -15/100
  5. After reducing the fraction, the answer is -3/20

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