70.9% is the change from 409 to 699
Calculation steps:
[( 699 - 409 ) ÷ 409] x 100 = 70.9%
Formula
Percentage change = [(699 - 409) / 409] x 100
Subtract the new number by the original number
699 - 409 = 290
290 ÷ 409 = 0.7090464547677262
0.7090464547677262 x 100 = 70.9%