32.49% is the change from 511 to 677
Calculation steps:
[( 677 - 511 ) ÷ 511] x 100 = 32.49%
Formula
Percentage change = [(677 - 511) / 511] x 100
Subtract the new number by the original number
677 - 511 = 166
166 ÷ 511 = 0.324853228962818
0.324853228962818 x 100 = 32.49%