2.16% is the change from 185 to 189
Calculation steps:
[( 189 - 185 ) ÷ 185] x 100 = 2.16%
Formula
Percentage change = [(189 - 185) / 185] x 100
Subtract the new number by the original number
189 - 185 = 4
4 ÷ 185 = 0.021621621621621623
0.021621621621621623 x 100 = 2.16%