-35.94% is the change from 512 to 328
Calculation steps:
[( 328 - 512 ) ÷ 512] x 100 = -35.94%
Formula
Percentage change = [(328 - 512) / 512] x 100
Subtract the new number by the original number
328 - 512 = -184
-184 ÷ 512 = -0.359375
-0.359375 x 100 = -35.94%