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Subtract 90/18 from 84/75

1st number: 1 9/75, 2nd number: 5 0/18

84/75 - 90/18 is -97/25.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 18 is 450
  2. For the 1st fraction, since 75 × 6 = 450,
    84/75 = 84 × 6/75 × 6 = 504/450
  3. Likewise, for the 2nd fraction, since 18 × 25 = 450,
    90/18 = 90 × 25/18 × 25 = 2250/450
  4. Subtract the two fractions:
    504/450 - 2250/450 = 504 - 2250/450 = -1746/450
  5. After reducing the fraction, the answer is -97/25

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