71.15% is the change from 409 to 700
Calculation steps:
[( 700 - 409 ) ÷ 409] x 100 = 71.15%
Formula
Percentage change = [(700 - 409) / 409] x 100
Subtract the new number by the original number
700 - 409 = 291
291 ÷ 409 = 0.7114914425427873
0.7114914425427873 x 100 = 71.15%