The most commonly used Fibonacci percentages in trading are 38.2%, 50%, and 61.8%, derived from the sequence's mathematical relationships.

Other key Fibonacci retracement levels include 23.6%, which results from dividing a Fibonacci number by the integer three places to the right, and 76.4%, which is found by subtracting 23.6 from 100.

Other key Fibonacci retracement levels include 23.6%, which results from dividing a Fibonacci number by the integer three places to the right, and 76.4%, which is found by subtracting 23.6 from 100.