-56.03% is the change from 821 to 361
Calculation steps:
[( 361 - 821 ) ÷ 821] x 100 = -56.03%
Formula
Percentage change = [(361 - 821) / 821] x 100
Subtract the new number by the original number
361 - 821 = -460
-460 ÷ 821 = -0.5602923264311814
-0.5602923264311814 x 100 = -56.03%