-35.03% is the change from 511 to 332
Calculation steps:
[( 332 - 511 ) ÷ 511] x 100 = -35.03%
Formula
Percentage change = [(332 - 511) / 511] x 100
Subtract the new number by the original number
332 - 511 = -179
-179 ÷ 511 = -0.350293542074364
-0.350293542074364 x 100 = -35.03%