Answers

Multiply 45/80 with 42/9

1^st number: 45/80, 2^nd number: 4 6/9

This multiplication involving fractions can also be rephrased as "What is 45/80 of 4 6/9?"

45/80 × 42/9 is 21/8.

Steps for multiplying fractions

1. Simply multiply the numerators and denominators separately:
2. 45/80 × 42/9 = 45 × 42/80 × 9 = 1890/720
3. After reducing the fraction, the answer is 21/8
4. In mixed form: 25/8

MathStep (Works offline)

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

Related: ⁹⁰/₈₀×⁴²/₉ ⁴⁵/₈₀×⁸⁴/₉ ⁴⁵/₈₀×⁴²/₁₈ ⁴⁵/₈₀×⁴²/₂₇ ⁴⁵/₈₀×⁴²/₄₅ ⁴⁵/₈₀×⁴²/₆₃

Multiply Fractions Calculator