-25.5% is the change from 800 to 596
Calculation steps:
[( 596 - 800 ) ÷ 800] x 100 = -25.5%
Formula
Percentage change = [(596 - 800) / 800] x 100
Subtract the new number by the original number
596 - 800 = -204
-204 ÷ 800 = -0.255
-0.255 x 100 = -25.5%