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Subtract 90/60 from 90/30

1st number: 3 0/30, 2nd number: 1 30/60

90/30 - 90/60 is 3/2.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 60 is 60
  2. For the 1st fraction, since 30 × 2 = 60,
    90/30 = 90 × 2/30 × 2 = 180/60
  3. Likewise, for the 2nd fraction, since 60 × 1 = 60,
    90/60 = 90 × 1/60 × 1 = 90/60
  4. Subtract the two fractions:
    180/60 - 90/60 = 180 - 90/60 = 90/60
  5. After reducing the fraction, the answer is 3/2
  6. In mixed form: 11/2

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