-74.6% is the change from 811 to 206
Calculation steps:
[( 206 - 811 ) ÷ 811] x 100 = -74.6%
Formula
Percentage change = [(206 - 811) / 811] x 100
Subtract the new number by the original number
206 - 811 = -605
-605 ÷ 811 = -0.7459926017262639
-0.7459926017262639 x 100 = -74.6%