-80.12% is the change from 825 to 164
Calculation steps:
[( 164 - 825 ) ÷ 825] x 100 = -80.12%
Formula
Percentage change = [(164 - 825) / 825] x 100
Subtract the new number by the original number
164 - 825 = -661
-661 ÷ 825 = -0.8012121212121213
-0.8012121212121213 x 100 = -80.12%