79.83% is the change from 238 to 428
Calculation steps:
[( 428 - 238 ) ÷ 238] x 100 = 79.83%
Formula
Percentage change = [(428 - 238) / 238] x 100
Subtract the new number by the original number
428 - 238 = 190
190 ÷ 238 = 0.7983193277310925
0.7983193277310925 x 100 = 79.83%