14.56% is the change from 158 to 181
Calculation steps:
[( 181 - 158 ) ÷ 158] x 100 = 14.56%
Formula
Percentage change = [(181 - 158) / 158] x 100
Subtract the new number by the original number
181 - 158 = 23
23 ÷ 158 = 0.14556962025316456
0.14556962025316456 x 100 = 14.56%