80.56% is the change from 391 to 706
Calculation steps:
[( 706 - 391 ) ÷ 391] x 100 = 80.56%
Formula
Percentage change = [(706 - 391) / 391] x 100
Subtract the new number by the original number
706 - 391 = 315
315 ÷ 391 = 0.8056265984654731
0.8056265984654731 x 100 = 80.56%