81.13% is the change from 159 to 288
Calculation steps:
[( 288 - 159 ) ÷ 159] x 100 = 81.13%
Formula
Percentage change = [(288 - 159) / 159] x 100
Subtract the new number by the original number
288 - 159 = 129
129 ÷ 159 = 0.8113207547169812
0.8113207547169812 x 100 = 81.13%