Answers

The simplest form of -511/490 is -73/70.

Steps to simplifying fractions

1. Find the GCD (or HCF) of the absolute values of both numerator and denominator
   GCD of 511 and 490 is 7
2. Divide both the numerator and denominator by the GCD
   -511 ÷ 7/490 ÷ 7
3. Reduced fraction: -73/70
   Therefore, -511/490 simplified to lowest terms is -73/70.

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