43.98% is the change from 166 to 239
Calculation steps:
[( 239 - 166 ) ÷ 166] x 100 = 43.98%
Formula
Percentage change = [(239 - 166) / 166] x 100
Subtract the new number by the original number
239 - 166 = 73
73 ÷ 166 = 0.4397590361445783
0.4397590361445783 x 100 = 43.98%