67.08% is the change from 407 to 680
Calculation steps:
[( 680 - 407 ) ÷ 407] x 100 = 67.08%
Formula
Percentage change = [(680 - 407) / 407] x 100
Subtract the new number by the original number
680 - 407 = 273
273 ÷ 407 = 0.6707616707616708
0.6707616707616708 x 100 = 67.08%