-5.48% is the change from 858 to 811
Calculation steps:
[( 811 - 858 ) ÷ 858] x 100 = -5.48%
Formula
Percentage change = [(811 - 858) / 858] x 100
Subtract the new number by the original number
811 - 858 = -47
-47 ÷ 858 = -0.054778554778554776
-0.054778554778554776 x 100 = -5.48%