41.72% is the change from 163 to 231
Calculation steps:
[( 231 - 163 ) ÷ 163] x 100 = 41.72%
Formula
Percentage change = [(231 - 163) / 163] x 100
Subtract the new number by the original number
231 - 163 = 68
68 ÷ 163 = 0.4171779141104294
0.4171779141104294 x 100 = 41.72%