-89.15% is the change from 922 to 100
Calculation steps:
[( 100 - 922 ) ÷ 922] x 100 = -89.15%
Formula
Percentage change = [(100 - 922) / 922] x 100
Subtract the new number by the original number
100 - 922 = -822
-822 ÷ 922 = -0.8915401301518439
-0.8915401301518439 x 100 = -89.15%