20.3% is the change from 596 to 717
Calculation steps:
[( 717 - 596 ) ÷ 596] x 100 = 20.3%
Formula
Percentage change = [(717 - 596) / 596] x 100
Subtract the new number by the original number
717 - 596 = 121
121 ÷ 596 = 0.20302013422818793
0.20302013422818793 x 100 = 20.3%