Answers

The simplest form of -1398/630 is -233/105.

Steps to simplifying fractions

1. Find the GCD (or HCF) of the absolute values of both numerator and denominator
   GCD of 1398 and 630 is 6
2. Divide both the numerator and denominator by the GCD
   -1398 ÷ 6/630 ÷ 6
3. Reduced fraction: -233/105
   Therefore, -1398/630 simplified to lowest terms is -233/105.

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