84.23% is the change from 317 to 584
Calculation steps:
[( 584 - 317 ) ÷ 317] x 100 = 84.23%
Formula
Percentage change = [(584 - 317) / 317] x 100
Subtract the new number by the original number
584 - 317 = 267
267 ÷ 317 = 0.8422712933753943
0.8422712933753943 x 100 = 84.23%