64.54% is the change from 581 to 956
Calculation steps:
[( 956 - 581 ) ÷ 581] x 100 = 64.54%
Formula
Percentage change = [(956 - 581) / 581] x 100
Subtract the new number by the original number
956 - 581 = 375
375 ÷ 581 = 0.6454388984509466
0.6454388984509466 x 100 = 64.54%