3.09% is the change from 939 to 968
Calculation steps:
[( 968 - 939 ) ÷ 939] x 100 = 3.09%
Formula
Percentage change = [(968 - 939) / 939] x 100
Subtract the new number by the original number
968 - 939 = 29
29 ÷ 939 = 0.0308839190628328
0.0308839190628328 x 100 = 3.09%