Answers

The simplest form of -42/405 is -14/135.

Steps to simplifying fractions

1. Find the GCD (or HCF) of the absolute values of both numerator and denominator
   GCD of 42 and 405 is 3
2. Divide both the numerator and denominator by the GCD
   -42 ÷ 3/405 ÷ 3
3. Reduced fraction: -14/135
   Therefore, -42/405 simplified to lowest terms is -14/135.

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