Answers

The simplest form of -396/40 is -99/10.

Steps to simplifying fractions

1. Find the GCD (or HCF) of the absolute values of both numerator and denominator
   GCD of 396 and 40 is 4
2. Divide both the numerator and denominator by the GCD
   -396 ÷ 4/40 ÷ 4
3. Reduced fraction: -99/10
   Therefore, -396/40 simplified to lowest terms is -99/10.

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