-59.19% is the change from 811 to 331
Calculation steps:
[( 331 - 811 ) ÷ 811] x 100 = -59.19%
Formula
Percentage change = [(331 - 811) / 811] x 100
Subtract the new number by the original number
331 - 811 = -480
-480 ÷ 811 = -0.591861898890259
-0.591861898890259 x 100 = -59.19%