Answers

The simplest form of -142/90 is -71/45.

Steps to simplifying fractions

1. Find the GCD (or HCF) of the absolute values of both numerator and denominator
   GCD of 142 and 90 is 2
2. Divide both the numerator and denominator by the GCD
   -142 ÷ 2/90 ÷ 2
3. Reduced fraction: -71/45
   Therefore, -142/90 simplified to lowest terms is -71/45.

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