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Subtract 6/90 from 90/5

1st number: 18 0/5, 2nd number: 6/90

90/5 - 6/90 is 269/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 90 is 90
  2. For the 1st fraction, since 5 × 18 = 90,
    90/5 = 90 × 18/5 × 18 = 1620/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    6/90 = 6 × 1/90 × 1 = 6/90
  4. Subtract the two fractions:
    1620/90 - 6/90 = 1620 - 6/90 = 1614/90
  5. After reducing the fraction, the answer is 269/15
  6. In mixed form: 1714/15

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