-35.81% is the change from 511 to 328
Calculation steps:
[( 328 - 511 ) ÷ 511] x 100 = -35.81%
Formula
Percentage change = [(328 - 511) / 511] x 100
Subtract the new number by the original number
328 - 511 = -183
-183 ÷ 511 = -0.35812133072407043
-0.35812133072407043 x 100 = -35.81%