32.03% is the change from 512 to 676
Calculation steps:
[( 676 - 512 ) ÷ 512] x 100 = 32.03%
Formula
Percentage change = [(676 - 512) / 512] x 100
Subtract the new number by the original number
676 - 512 = 164
164 ÷ 512 = 0.3203125
0.3203125 x 100 = 32.03%