3.21% is the change from 936 to 966
Calculation steps:
[( 966 - 936 ) ÷ 936] x 100 = 3.21%
Formula
Percentage change = [(966 - 936) / 936] x 100
Subtract the new number by the original number
966 - 936 = 30
30 ÷ 936 = 0.03205128205128205
0.03205128205128205 x 100 = 3.21%