Answers

The simplest form of -2187/630 is -243/70.

Steps to simplifying fractions

1. Find the GCD (or HCF) of the absolute values of both numerator and denominator
   GCD of 2187 and 630 is 9
2. Divide both the numerator and denominator by the GCD
   -2187 ÷ 9/630 ÷ 9
3. Reduced fraction: -243/70
   Therefore, -2187/630 simplified to lowest terms is -243/70.

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