-8.22% is the change from 511 to 469
Calculation steps:
[( 469 - 511 ) ÷ 511] x 100 = -8.22%
Formula
Percentage change = [(469 - 511) / 511] x 100
Subtract the new number by the original number
469 - 511 = -42
-42 ÷ 511 = -0.0821917808219178
-0.0821917808219178 x 100 = -8.22%