-49.69% is the change from 817 to 411
Calculation steps:
[( 411 - 817 ) ÷ 817] x 100 = -49.69%
Formula
Percentage change = [(411 - 817) / 817] x 100
Subtract the new number by the original number
411 - 817 = -406
-406 ÷ 817 = -0.4969400244798042
-0.4969400244798042 x 100 = -49.69%