-63.06% is the change from 582 to 215
Calculation steps:
[( 215 - 582 ) ÷ 582] x 100 = -63.06%
Formula
Percentage change = [(215 - 582) / 582] x 100
Subtract the new number by the original number
215 - 582 = -367
-367 ÷ 582 = -0.6305841924398625
-0.6305841924398625 x 100 = -63.06%