-95.26% is the change from 843 to 40
Calculation steps:
[( 40 - 843 ) ÷ 843] x 100 = -95.26%
Formula
Percentage change = [(40 - 843) / 843] x 100
Subtract the new number by the original number
40 - 843 = -803
-803 ÷ 843 = -0.9525504151838672
-0.9525504151838672 x 100 = -95.26%