-82.97% is the change from 417 to 71
Calculation steps:
[( 71 - 417 ) ÷ 417] x 100 = -82.97%
Formula
Percentage change = [(71 - 417) / 417] x 100
Subtract the new number by the original number
71 - 417 = -346
-346 ÷ 417 = -0.829736211031175
-0.829736211031175 x 100 = -82.97%