-47.16% is the change from 581 to 307
Calculation steps:
[( 307 - 581 ) ÷ 581] x 100 = -47.16%
Formula
Percentage change = [(307 - 581) / 581] x 100
Subtract the new number by the original number
307 - 581 = -274
-274 ÷ 581 = -0.47160068846815834
-0.47160068846815834 x 100 = -47.16%