-90.89% is the change from 922 to 84
Calculation steps:
[( 84 - 922 ) ÷ 922] x 100 = -90.89%
Formula
Percentage change = [(84 - 922) / 922] x 100
Subtract the new number by the original number
84 - 922 = -838
-838 ÷ 922 = -0.9088937093275488
-0.9088937093275488 x 100 = -90.89%