Answers

The simplest form of -553/70 is -79/10.

Steps to simplifying fractions

1. Find the GCD (or HCF) of the absolute values of both numerator and denominator
   GCD of 553 and 70 is 7
2. Divide both the numerator and denominator by the GCD
   -553 ÷ 7/70 ÷ 7
3. Reduced fraction: -79/10
   Therefore, -553/70 simplified to lowest terms is -79/10.

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