Answers

The simplest form of -3605/720 is -721/144.

Steps to simplifying fractions

1. Find the GCD (or HCF) of the absolute values of both numerator and denominator
   GCD of 3605 and 720 is 5
2. Divide both the numerator and denominator by the GCD
   -3605 ÷ 5/720 ÷ 5
3. Reduced fraction: -721/144
   Therefore, -3605/720 simplified to lowest terms is -721/144.

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