-84.93% is the change from 471 to 71
Calculation steps:
[( 71 - 471 ) ÷ 471] x 100 = -84.93%
Formula
Percentage change = [(71 - 471) / 471] x 100
Subtract the new number by the original number
71 - 471 = -400
-400 ÷ 471 = -0.8492569002123143
-0.8492569002123143 x 100 = -84.93%