-64.76% is the change from 471 to 166
Calculation steps:
[( 166 - 471 ) ÷ 471] x 100 = -64.76%
Formula
Percentage change = [(166 - 471) / 471] x 100
Subtract the new number by the original number
166 - 471 = -305
-305 ÷ 471 = -0.6475583864118896
-0.6475583864118896 x 100 = -64.76%