-52.16% is the change from 393 to 188
Calculation steps:
[( 188 - 393 ) ÷ 393] x 100 = -52.16%
Formula
Percentage change = [(188 - 393) / 393] x 100
Subtract the new number by the original number
188 - 393 = -205
-205 ÷ 393 = -0.5216284987277354
-0.5216284987277354 x 100 = -52.16%