66.91% is the change from 408 to 681
Calculation steps:
[( 681 - 408 ) ÷ 408] x 100 = 66.91%
Formula
Percentage change = [(681 - 408) / 408] x 100
Subtract the new number by the original number
681 - 408 = 273
273 ÷ 408 = 0.6691176470588235
0.6691176470588235 x 100 = 66.91%