-82.3% is the change from 825 to 146
Calculation steps:
[( 146 - 825 ) ÷ 825] x 100 = -82.3%
Formula
Percentage change = [(146 - 825) / 825] x 100
Subtract the new number by the original number
146 - 825 = -679
-679 ÷ 825 = -0.823030303030303
-0.823030303030303 x 100 = -82.3%