78.15% is the change from 238 to 424
Calculation steps:
[( 424 - 238 ) ÷ 238] x 100 = 78.15%
Formula
Percentage change = [(424 - 238) / 238] x 100
Subtract the new number by the original number
424 - 238 = 186
186 ÷ 238 = 0.7815126050420168
0.7815126050420168 x 100 = 78.15%