-84.05% is the change from 583 to 93
Calculation steps:
[( 93 - 583 ) ÷ 583] x 100 = -84.05%
Formula
Percentage change = [(93 - 583) / 583] x 100
Subtract the new number by the original number
93 - 583 = -490
-490 ÷ 583 = -0.8404802744425386
-0.8404802744425386 x 100 = -84.05%