18.24% is the change from 159 to 188
Calculation steps:
[( 188 - 159 ) ÷ 159] x 100 = 18.24%
Formula
Percentage change = [(188 - 159) / 159] x 100
Subtract the new number by the original number
188 - 159 = 29
29 ÷ 159 = 0.18238993710691823
0.18238993710691823 x 100 = 18.24%