-73.49% is the change from 581 to 154
Calculation steps:
[( 154 - 581 ) ÷ 581] x 100 = -73.49%
Formula
Percentage change = [(154 - 581) / 581] x 100
Subtract the new number by the original number
154 - 581 = -427
-427 ÷ 581 = -0.7349397590361446
-0.7349397590361446 x 100 = -73.49%