66.58% is the change from 389 to 648
Calculation steps:
[( 648 - 389 ) ÷ 389] x 100 = 66.58%
Formula
Percentage change = [(648 - 389) / 389] x 100
Subtract the new number by the original number
648 - 389 = 259
259 ÷ 389 = 0.6658097686375322
0.6658097686375322 x 100 = 66.58%