Answers

Multiply 40/45 with 90/20

1^st number: 40/45, 2^nd number: 4 10/20

This multiplication involving fractions can also be rephrased as "What is 40/45 of 4 10/20?"

40/45 × 90/20 is 4/1.

Steps for multiplying fractions

1. Simply multiply the numerators and denominators separately:
2. 40/45 × 90/20 = 40 × 90/45 × 20 = 3600/900
3. After reducing the fraction, the answer is 4/1

MathStep (Works offline)

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

Related: ⁸⁰/₄₅×⁹⁰/₂₀ ⁴⁰/₉₀×⁹⁰/₂₀ ⁴⁰/₄₅×⁹⁰/₄₀ ⁴⁰/₄₅×⁹⁰/₆₀

Multiply Fractions Calculator