Answers

The simplest form of -20/75 is -4/15.

Steps to simplifying fractions

1. Find the GCD (or HCF) of the absolute values of both numerator and denominator
   GCD of 20 and 75 is 5
2. Divide both the numerator and denominator by the GCD
   -20 ÷ 5/75 ÷ 5
3. Reduced fraction: -4/15
   Therefore, -20/75 simplified to lowest terms is -4/15.

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