-16.42% is the change from 822 to 687
Calculation steps:
[( 687 - 822 ) ÷ 822] x 100 = -16.42%
Formula
Percentage change = [(687 - 822) / 822] x 100
Subtract the new number by the original number
687 - 822 = -135
-135 ÷ 822 = -0.16423357664233576
-0.16423357664233576 x 100 = -16.42%