-77.97% is the change from 581 to 128
Calculation steps:
[( 128 - 581 ) ÷ 581] x 100 = -77.97%
Formula
Percentage change = [(128 - 581) / 581] x 100
Subtract the new number by the original number
128 - 581 = -453
-453 ÷ 581 = -0.7796901893287436
-0.7796901893287436 x 100 = -77.97%