65.06% is the change from 581 to 959
Calculation steps:
[( 959 - 581 ) ÷ 581] x 100 = 65.06%
Formula
Percentage change = [(959 - 581) / 581] x 100
Subtract the new number by the original number
959 - 581 = 378
378 ÷ 581 = 0.6506024096385542
0.6506024096385542 x 100 = 65.06%