Answers

The simplest form of -320/45 is -64/9.

Steps to simplifying fractions

1. Find the GCD (or HCF) of the absolute values of both numerator and denominator
   GCD of 320 and 45 is 5
2. Divide both the numerator and denominator by the GCD
   -320 ÷ 5/45 ÷ 5
3. Reduced fraction: -64/9
   Therefore, -320/45 simplified to lowest terms is -64/9.

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