66.27% is the change from 581 to 966
Calculation steps:
[( 966 - 581 ) ÷ 581] x 100 = 66.27%
Formula
Percentage change = [(966 - 581) / 581] x 100
Subtract the new number by the original number
966 - 581 = 385
385 ÷ 581 = 0.6626506024096386
0.6626506024096386 x 100 = 66.27%