# Chapter 2 - Multiplying and Dividing Fractions - Mixed Review Exercises - Page 192: 14

$\frac{18}{35}$

#### Work Step by Step

$\frac{108}{210}$ Now write the numerator and denominator as a product of prime factors. 108 = $2\times2\times3\times3\times3$ 210=$2\times3\times5\times7$ $\frac{108}{210}$ =$\frac{2\times2\times3\times3\times3}{2\times3\times5\times7}$ =$\frac{1\times2\times1\times3\times3}{1\times1\times5\times7}$ =$\frac{18}{35}$

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