9.93% is the change from 151 to 166
Calculation steps:
[( 166 - 151 ) ÷ 151] x 100 = 9.93%
Formula
Percentage change = [(166 - 151) / 151] x 100
Subtract the new number by the original number
166 - 151 = 15
15 ÷ 151 = 0.09933774834437085
0.09933774834437085 x 100 = 9.93%