-42.75% is the change from 393 to 225
Calculation steps:
[( 225 - 393 ) ÷ 393] x 100 = -42.75%
Formula
Percentage change = [(225 - 393) / 393] x 100
Subtract the new number by the original number
225 - 393 = -168
-168 ÷ 393 = -0.42748091603053434
-0.42748091603053434 x 100 = -42.75%