-16.52% is the change from 817 to 682
Calculation steps:
[( 682 - 817 ) ÷ 817] x 100 = -16.52%
Formula
Percentage change = [(682 - 817) / 817] x 100
Subtract the new number by the original number
682 - 817 = -135
-135 ÷ 817 = -0.16523867809057527
-0.16523867809057527 x 100 = -16.52%