-16.28% is the change from 817 to 684
Calculation steps:
[( 684 - 817 ) ÷ 817] x 100 = -16.28%
Formula
Percentage change = [(684 - 817) / 817] x 100
Subtract the new number by the original number
684 - 817 = -133
-133 ÷ 817 = -0.16279069767441862
-0.16279069767441862 x 100 = -16.28%