Answers

Divide 21/42 with 81/40

1^st number: 21/42, 2^nd number: 2 1/40

21/42 ÷ 81/40 is 20/81.

Steps for dividing fractions

1. Find the reciprocal of the divisor
   Reciprocal of 81/40: 40/81
2. Now, multiply it with the dividend
   So, 21/42 ÷ 81/40 = 21/42 × 40/81
3. = 21 × 40/42 × 81 = 840/3402
4. After reducing the fraction, the answer is 20/81

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