-95.25% is the change from 842 to 40
Calculation steps:
[( 40 - 842 ) ÷ 842] x 100 = -95.25%
Formula
Percentage change = [(40 - 842) / 842] x 100
Subtract the new number by the original number
40 - 842 = -802
-802 ÷ 842 = -0.9524940617577197
-0.9524940617577197 x 100 = -95.25%