-33.91% is the change from 811 to 536
Calculation steps:
[( 536 - 811 ) ÷ 811] x 100 = -33.91%
Formula
Percentage change = [(536 - 811) / 811] x 100
Subtract the new number by the original number
536 - 811 = -275
-275 ÷ 811 = -0.33908754623921084
-0.33908754623921084 x 100 = -33.91%