-72.61% is the change from 858 to 235
Calculation steps:
[( 235 - 858 ) ÷ 858] x 100 = -72.61%
Formula
Percentage change = [(235 - 858) / 858] x 100
Subtract the new number by the original number
235 - 858 = -623
-623 ÷ 858 = -0.7261072261072261
-0.7261072261072261 x 100 = -72.61%