81.9% is the change from 326 to 593
Calculation steps:
[( 593 - 326 ) ÷ 326] x 100 = 81.9%
Formula
Percentage change = [(593 - 326) / 326] x 100
Subtract the new number by the original number
593 - 326 = 267
267 ÷ 326 = 0.8190184049079755
0.8190184049079755 x 100 = 81.9%