-38.84% is the change from 811 to 496
Calculation steps:
[( 496 - 811 ) ÷ 811] x 100 = -38.84%
Formula
Percentage change = [(496 - 811) / 811] x 100
Subtract the new number by the original number
496 - 811 = -315
-315 ÷ 811 = -0.3884093711467324
-0.3884093711467324 x 100 = -38.84%