2.8% is the change from 966 to 993
Calculation steps:
[( 993 - 966 ) ÷ 966] x 100 = 2.8%
Formula
Percentage change = [(993 - 966) / 966] x 100
Subtract the new number by the original number
993 - 966 = 27
27 ÷ 966 = 0.027950310559006212
0.027950310559006212 x 100 = 2.8%