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Subtract 90/36 from 84/75

1st number: 1 9/75, 2nd number: 2 18/36

84/75 - 90/36 is -69/50.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 36 is 900
  2. For the 1st fraction, since 75 × 12 = 900,
    84/75 = 84 × 12/75 × 12 = 1008/900
  3. Likewise, for the 2nd fraction, since 36 × 25 = 900,
    90/36 = 90 × 25/36 × 25 = 2250/900
  4. Subtract the two fractions:
    1008/900 - 2250/900 = 1008 - 2250/900 = -1242/900
  5. After reducing the fraction, the answer is -69/50

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