65.07% is the change from 604 to 997
Calculation steps:
[( 997 - 604 ) ÷ 604] x 100 = 65.07%
Formula
Percentage change = [(997 - 604) / 604] x 100
Subtract the new number by the original number
997 - 604 = 393
393 ÷ 604 = 0.6506622516556292
0.6506622516556292 x 100 = 65.07%