-55.23% is the change from 583 to 261
Calculation steps:
[( 261 - 583 ) ÷ 583] x 100 = -55.23%
Formula
Percentage change = [(261 - 583) / 583] x 100
Subtract the new number by the original number
261 - 583 = -322
-322 ÷ 583 = -0.5523156089193825
-0.5523156089193825 x 100 = -55.23%