-97.33% is the change from 861 to 23
Calculation steps:
[( 23 - 861 ) ÷ 861] x 100 = -97.33%
Formula
Percentage change = [(23 - 861) / 861] x 100
Subtract the new number by the original number
23 - 861 = -838
-838 ÷ 861 = -0.9732868757259001
-0.9732868757259001 x 100 = -97.33%