-95.29% is the change from 849 to 40
Calculation steps:
[( 40 - 849 ) ÷ 849] x 100 = -95.29%
Formula
Percentage change = [(40 - 849) / 849] x 100
Subtract the new number by the original number
40 - 849 = -809
-809 ÷ 849 = -0.9528857479387515
-0.9528857479387515 x 100 = -95.29%