69.95% is the change from 406 to 690
Calculation steps:
[( 690 - 406 ) ÷ 406] x 100 = 69.95%
Formula
Percentage change = [(690 - 406) / 406] x 100
Subtract the new number by the original number
690 - 406 = 284
284 ÷ 406 = 0.6995073891625616
0.6995073891625616 x 100 = 69.95%