32.23% is the change from 512 to 677
Calculation steps:
[( 677 - 512 ) ÷ 512] x 100 = 32.23%
Formula
Percentage change = [(677 - 512) / 512] x 100
Subtract the new number by the original number
677 - 512 = 165
165 ÷ 512 = 0.322265625
0.322265625 x 100 = 32.23%