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Subtract 84/45 from 45/75

1st number: 45/75, 2nd number: 1 39/45

45/75 - 84/45 is -19/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 45 is 225
  2. For the 1st fraction, since 75 × 3 = 225,
    45/75 = 45 × 3/75 × 3 = 135/225
  3. Likewise, for the 2nd fraction, since 45 × 5 = 225,
    84/45 = 84 × 5/45 × 5 = 420/225
  4. Subtract the two fractions:
    135/225 - 420/225 = 135 - 420/225 = -285/225
  5. After reducing the fraction, the answer is -19/15

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