-64.68% is the change from 235 to 83
Calculation steps:
[( 83 - 235 ) ÷ 235] x 100 = -64.68%
Formula
Percentage change = [(83 - 235) / 235] x 100
Subtract the new number by the original number
83 - 235 = -152
-152 ÷ 235 = -0.6468085106382979
-0.6468085106382979 x 100 = -64.68%