Answers

Multiply 90/12 with 81/80

1^st number: 7 6/12, 2^nd number: 1 1/80

This multiplication involving fractions can also be rephrased as "What is 90/12 of 1 1/80?"

90/12 × 81/80 is 243/32.

Steps for multiplying fractions

1. Simply multiply the numerators and denominators separately:
2. 90/12 × 81/80 = 90 × 81/12 × 80 = 7290/960
3. After reducing the fraction, the answer is 243/32
4. In mixed form: 719/32

MathStep (Works offline)

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

Related: ⁹⁰/₂₄×⁸¹/₈₀ ⁹⁰/₃₆×⁸¹/₈₀ ⁹⁰/₆₀×⁸¹/₈₀ ⁹⁰/₈₄×⁸¹/₈₀

Multiply Fractions Calculator