-97.12% is the change from 834 to 24
Calculation steps:
[( 24 - 834 ) ÷ 834] x 100 = -97.12%
Formula
Percentage change = [(24 - 834) / 834] x 100
Subtract the new number by the original number
24 - 834 = -810
-810 ÷ 834 = -0.9712230215827338
-0.9712230215827338 x 100 = -97.12%