-57.26% is the change from 599 to 256
Calculation steps:
[( 256 - 599 ) ÷ 599] x 100 = -57.26%
Formula
Percentage change = [(256 - 599) / 599] x 100
Subtract the new number by the original number
256 - 599 = -343
-343 ÷ 599 = -0.5726210350584308
-0.5726210350584308 x 100 = -57.26%