161.54% is the change from 91 to 238
Calculation steps:
[( 238 - 91 ) ÷ 91] x 100 = 161.54%
Formula
Percentage change = [(238 - 91) / 91] x 100
Subtract the new number by the original number
238 - 91 = 147
147 ÷ 91 = 1.6153846153846154
1.6153846153846154 x 100 = 161.54%