5.73% is the change from 157 to 166
Calculation steps:
[( 166 - 157 ) ÷ 157] x 100 = 5.73%
Formula
Percentage change = [(166 - 157) / 157] x 100
Subtract the new number by the original number
166 - 157 = 9
9 ÷ 157 = 0.05732484076433121
0.05732484076433121 x 100 = 5.73%