-75.04% is the change from 581 to 145
Calculation steps:
[( 145 - 581 ) ÷ 581] x 100 = -75.04%
Formula
Percentage change = [(145 - 581) / 581] x 100
Subtract the new number by the original number
145 - 581 = -436
-436 ÷ 581 = -0.7504302925989673
-0.7504302925989673 x 100 = -75.04%