-28.51% is the change from 235 to 168
Calculation steps:
[( 168 - 235 ) ÷ 235] x 100 = -28.51%
Formula
Percentage change = [(168 - 235) / 235] x 100
Subtract the new number by the original number
168 - 235 = -67
-67 ÷ 235 = -0.2851063829787234
-0.2851063829787234 x 100 = -28.51%