Answers

Divide 81/90 with 80/42

1^st number: 81/90, 2^nd number: 1 38/42

81/90 ÷ 80/42 is 189/400.

Steps for dividing fractions

1. Find the reciprocal of the divisor
   Reciprocal of 80/42: 42/80
2. Now, multiply it with the dividend
   So, 81/90 ÷ 80/42 = 81/90 × 42/80
3. = 81 × 42/90 × 80 = 3402/7200
4. After reducing the fraction, the answer is 189/400

MathStep (Works offline)

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

Related: ⁸¹/₉₀÷⁸⁰/₈₄

Divide Fractions Calculator