-90.84% is the change from 393 to 36
Calculation steps:
[( 36 - 393 ) ÷ 393] x 100 = -90.84%
Formula
Percentage change = [(36 - 393) / 393] x 100
Subtract the new number by the original number
36 - 393 = -357
-357 ÷ 393 = -0.9083969465648855
-0.9083969465648855 x 100 = -90.84%