-17.64% is the change from 998 to 822
Calculation steps:
[( 822 - 998 ) ÷ 998] x 100 = -17.64%
Formula
Percentage change = [(822 - 998) / 998] x 100
Subtract the new number by the original number
822 - 998 = -176
-176 ÷ 998 = -0.17635270541082165
-0.17635270541082165 x 100 = -17.64%