-46.99% is the change from 581 to 308
Calculation steps:
[( 308 - 581 ) ÷ 581] x 100 = -46.99%
Formula
Percentage change = [(308 - 581) / 581] x 100
Subtract the new number by the original number
308 - 581 = -273
-273 ÷ 581 = -0.46987951807228917
-0.46987951807228917 x 100 = -46.99%