30.96% is the change from 717 to 939
Calculation steps:
[( 939 - 717 ) ÷ 717] x 100 = 30.96%
Formula
Percentage change = [(939 - 717) / 717] x 100
Subtract the new number by the original number
939 - 717 = 222
222 ÷ 717 = 0.30962343096234307
0.30962343096234307 x 100 = 30.96%