-80.64% is the change from 847 to 164
Calculation steps:
[( 164 - 847 ) ÷ 847] x 100 = -80.64%
Formula
Percentage change = [(164 - 847) / 847] x 100
Subtract the new number by the original number
164 - 847 = -683
-683 ÷ 847 = -0.8063754427390791
-0.8063754427390791 x 100 = -80.64%