Answers

The simplest form of -558/140 is -279/70.

Steps to simplifying fractions

1. Find the GCD (or HCF) of the absolute values of both numerator and denominator
   GCD of 558 and 140 is 2
2. Divide both the numerator and denominator by the GCD
   -558 ÷ 2/140 ÷ 2
3. Reduced fraction: -279/70
   Therefore, -558/140 simplified to lowest terms is -279/70.

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