1.81% is the change from 939 to 956
Calculation steps:
[( 956 - 939 ) ÷ 939] x 100 = 1.81%
Formula
Percentage change = [(956 - 939) / 939] x 100
Subtract the new number by the original number
956 - 939 = 17
17 ÷ 939 = 0.01810436634717785
0.01810436634717785 x 100 = 1.81%