64.29% is the change from 238 to 391
Calculation steps:
[( 391 - 238 ) ÷ 238] x 100 = 64.29%
Formula
Percentage change = [(391 - 238) / 238] x 100
Subtract the new number by the original number
391 - 238 = 153
153 ÷ 238 = 0.6428571428571429
0.6428571428571429 x 100 = 64.29%