66.91% is the change from 405 to 676
Calculation steps:
[( 676 - 405 ) ÷ 405] x 100 = 66.91%
Formula
Percentage change = [(676 - 405) / 405] x 100
Subtract the new number by the original number
676 - 405 = 271
271 ÷ 405 = 0.6691358024691358
0.6691358024691358 x 100 = 66.91%