65.53% is the change from 409 to 677
Calculation steps:
[( 677 - 409 ) ÷ 409] x 100 = 65.53%
Formula
Percentage change = [(677 - 409) / 409] x 100
Subtract the new number by the original number
677 - 409 = 268
268 ÷ 409 = 0.6552567237163814
0.6552567237163814 x 100 = 65.53%