82.17% is the change from 129 to 235
Calculation steps:
[( 235 - 129 ) ÷ 129] x 100 = 82.17%
Formula
Percentage change = [(235 - 129) / 129] x 100
Subtract the new number by the original number
235 - 129 = 106
106 ÷ 129 = 0.8217054263565892
0.8217054263565892 x 100 = 82.17%