81.37% is the change from 322 to 584
Calculation steps:
[( 584 - 322 ) ÷ 322] x 100 = 81.37%
Formula
Percentage change = [(584 - 322) / 322] x 100
Subtract the new number by the original number
584 - 322 = 262
262 ÷ 322 = 0.8136645962732919
0.8136645962732919 x 100 = 81.37%