-99.02% is the change from 922 to 9
Calculation steps:
[( 9 - 922 ) ÷ 922] x 100 = -99.02%
Formula
Percentage change = [(9 - 922) / 922] x 100
Subtract the new number by the original number
9 - 922 = -913
-913 ÷ 922 = -0.9902386117136659
-0.9902386117136659 x 100 = -99.02%