-70.58% is the change from 809 to 238
Calculation steps:
[( 238 - 809 ) ÷ 809] x 100 = -70.58%
Formula
Percentage change = [(238 - 809) / 809] x 100
Subtract the new number by the original number
238 - 809 = -571
-571 ÷ 809 = -0.7058096415327565
-0.7058096415327565 x 100 = -70.58%