Answers

The simplest form of -1353/720 is -451/240.

Steps to simplifying fractions

1. Find the GCD (or HCF) of the absolute values of both numerator and denominator
   GCD of 1353 and 720 is 3
2. Divide both the numerator and denominator by the GCD
   -1353 ÷ 3/720 ÷ 3
3. Reduced fraction: -451/240
   Therefore, -1353/720 simplified to lowest terms is -451/240.

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