-27.62% is the change from 811 to 587
Calculation steps:
[( 587 - 811 ) ÷ 811] x 100 = -27.62%
Formula
Percentage change = [(587 - 811) / 811] x 100
Subtract the new number by the original number
587 - 811 = -224
-224 ÷ 811 = -0.2762022194821208
-0.2762022194821208 x 100 = -27.62%