80.43% is the change from 322 to 581
Calculation steps:
[( 581 - 322 ) ÷ 322] x 100 = 80.43%
Formula
Percentage change = [(581 - 322) / 322] x 100
Subtract the new number by the original number
581 - 322 = 259
259 ÷ 322 = 0.8043478260869565
0.8043478260869565 x 100 = 80.43%