-17.83% is the change from 987 to 811
Calculation steps:
[( 811 - 987 ) ÷ 987] x 100 = -17.83%
Formula
Percentage change = [(811 - 987) / 987] x 100
Subtract the new number by the original number
811 - 987 = -176
-176 ÷ 987 = -0.17831813576494426
-0.17831813576494426 x 100 = -17.83%