82.9% is the change from 386 to 706
Calculation steps:
[( 706 - 386 ) ÷ 386] x 100 = 82.9%
Formula
Percentage change = [(706 - 386) / 386] x 100
Subtract the new number by the original number
706 - 386 = 320
320 ÷ 386 = 0.8290155440414507
0.8290155440414507 x 100 = 82.9%