91.8% is the change from 317 to 608
Calculation steps:
[( 608 - 317 ) ÷ 317] x 100 = 91.8%
Formula
Percentage change = [(608 - 317) / 317] x 100
Subtract the new number by the original number
608 - 317 = 291
291 ÷ 317 = 0.917981072555205
0.917981072555205 x 100 = 91.8%