66.72% is the change from 598 to 997
Calculation steps:
[( 997 - 598 ) ÷ 598] x 100 = 66.72%
Formula
Percentage change = [(997 - 598) / 598] x 100
Subtract the new number by the original number
997 - 598 = 399
399 ÷ 598 = 0.6672240802675585
0.6672240802675585 x 100 = 66.72%