Answers

The simplest form of -216/210 is -36/35.

Steps to simplifying fractions

1. Find the GCD (or HCF) of the absolute values of both numerator and denominator
   GCD of 216 and 210 is 6
2. Divide both the numerator and denominator by the GCD
   -216 ÷ 6/210 ÷ 6
3. Reduced fraction: -36/35
   Therefore, -216/210 simplified to lowest terms is -36/35.

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