-34.77% is the change from 811 to 529
Calculation steps:
[( 529 - 811 ) ÷ 811] x 100 = -34.77%
Formula
Percentage change = [(529 - 811) / 811] x 100
Subtract the new number by the original number
529 - 811 = -282
-282 ÷ 811 = -0.3477188655980271
-0.3477188655980271 x 100 = -34.77%