-41.11% is the change from 433 to 255
Calculation steps:
[( 255 - 433 ) ÷ 433] x 100 = -41.11%
Formula
Percentage change = [(255 - 433) / 433] x 100
Subtract the new number by the original number
255 - 433 = -178
-178 ÷ 433 = -0.4110854503464203
-0.4110854503464203 x 100 = -41.11%