Answers

Multiply 12/8 with 42/90

1^st number: 1 4/8, 2^nd number: 42/90

This multiplication involving fractions can also be rephrased as "What is 12/8 of 42/90?"

12/8 × 42/90 is 7/10.

Steps for multiplying fractions

1. Simply multiply the numerators and denominators separately:
2. 12/8 × 42/90 = 12 × 42/8 × 90 = 504/720
3. After reducing the fraction, the answer is 7/10

MathStep (Works offline)

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

Related: ²⁴/₈×⁴²/₉₀ ¹²/₈×⁸⁴/₉₀ ¹²/₁₆×⁴²/₉₀ ³⁶/₈×⁴²/₉₀ ¹²/₂₄×⁴²/₉₀ ⁶⁰/₈×⁴²/₉₀ ¹²/₄₀×⁴²/₉₀ ⁸⁴/₈×⁴²/₉₀ ¹²/₅₆×⁴²/₉₀

Multiply Fractions Calculator