-11.06% is the change from 922 to 820
Calculation steps:
[( 820 - 922 ) ÷ 922] x 100 = -11.06%
Formula
Percentage change = [(820 - 922) / 922] x 100
Subtract the new number by the original number
820 - 922 = -102
-102 ÷ 922 = -0.11062906724511931
-0.11062906724511931 x 100 = -11.06%