-97.05% is the change from 847 to 25
Calculation steps:
[( 25 - 847 ) ÷ 847] x 100 = -97.05%
Formula
Percentage change = [(25 - 847) / 847] x 100
Subtract the new number by the original number
25 - 847 = -822
-822 ÷ 847 = -0.9704840613931524
-0.9704840613931524 x 100 = -97.05%