Answers

Divide 81/21 with 20/81

1^st number: 3 18/21, 2^nd number: 20/81

81/21 ÷ 20/81 is 2187/140.

Steps for dividing fractions

1. Find the reciprocal of the divisor
   Reciprocal of 20/81: 81/20
2. Now, multiply it with the dividend
   So, 81/21 ÷ 20/81 = 81/21 × 81/20
3. = 81 × 81/21 × 20 = 6561/420
4. After reducing the fraction, the answer is 2187/140
5. In mixed form: 1587/140

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