-72.31% is the change from 845 to 234
Calculation steps:
[( 234 - 845 ) ÷ 845] x 100 = -72.31%
Formula
Percentage change = [(234 - 845) / 845] x 100
Subtract the new number by the original number
234 - 845 = -611
-611 ÷ 845 = -0.7230769230769231
-0.7230769230769231 x 100 = -72.31%