-46.86% is the change from 811 to 431
Calculation steps:
[( 431 - 811 ) ÷ 811] x 100 = -46.86%
Formula
Percentage change = [(431 - 811) / 811] x 100
Subtract the new number by the original number
431 - 811 = -380
-380 ÷ 811 = -0.468557336621455
-0.468557336621455 x 100 = -46.86%