# 1. The standard form of of −399/603?

factors of 399 = 3 x 7 x 19

factors of 603 = 3 x 3 x 67

$\frac{-399}{603}=\frac{-3\times 7\times 19}{3\times 3\times 67}=\frac{-7\times 19}{3\times 67}=-\frac{133}{201}\phantom{\rule{0ex}{0ex}}Regards$

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factors of 399 = 3 x 7 x 19

factors of 603 = 3 x 3 x 67

$\frac{-399}{603}=\frac{-3\times 7\times 19}{3\times 3\times 67}=\frac{-7\times 19}{3\times 67}=-\frac{133}{201}\phantom{\rule{0ex}{0ex}}Regards$

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