39.88% is the change from 168 to 235
Calculation steps:
[( 235 - 168 ) ÷ 168] x 100 = 39.88%
Formula
Percentage change = [(235 - 168) / 168] x 100
Subtract the new number by the original number
235 - 168 = 67
67 ÷ 168 = 0.39880952380952384
0.39880952380952384 x 100 = 39.88%