Answers

Divide 10/20 with 81/21

1^st number: 10/20, 2^nd number: 3 18/21

10/20 ÷ 81/21 is 7/54.

Steps for dividing fractions

1. Find the reciprocal of the divisor
   Reciprocal of 81/21: 21/81
2. Now, multiply it with the dividend
   So, 10/20 ÷ 81/21 = 10/20 × 21/81
3. = 10 × 21/20 × 81 = 210/1620
4. After reducing the fraction, the answer is 7/54

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ¹⁰/₄₀÷⁸¹/₂₁ ¹⁰/₂₀÷⁸¹/₄₂ ³⁰/₂₀÷⁸¹/₂₁ ¹⁰/₆₀÷⁸¹/₂₁ ¹⁰/₂₀÷⁸¹/₆₃ ⁵⁰/₂₀÷⁸¹/₂₁ ⁷⁰/₂₀÷⁸¹/₂₁

Divide Fractions Calculator