-35.16% is the change from 512 to 332
Calculation steps:
[( 332 - 512 ) ÷ 512] x 100 = -35.16%
Formula
Percentage change = [(332 - 512) / 512] x 100
Subtract the new number by the original number
332 - 512 = -180
-180 ÷ 512 = -0.3515625
-0.3515625 x 100 = -35.16%