-28.38% is the change from 511 to 366
Calculation steps:
[( 366 - 511 ) ÷ 511] x 100 = -28.38%
Formula
Percentage change = [(366 - 511) / 511] x 100
Subtract the new number by the original number
366 - 511 = -145
-145 ÷ 511 = -0.2837573385518591
-0.2837573385518591 x 100 = -28.38%