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Divide 81/90 with 80/21

1st number: 81/90, 2nd number: 3 17/21

81/90 ÷ 80/21 is 189/800.

Steps for dividing fractions

  1. Find the reciprocal of the divisor
    Reciprocal of 80/21: 21/80
  2. Now, multiply it with the dividend
    So, 81/90 ÷ 80/21 = 81/90 × 21/80
  3. = 81 × 21/90 × 80 = 1701/7200
  4. After reducing the fraction, the answer is 189/800

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