24.42% is the change from 344 to 428
Calculation steps:
[( 428 - 344 ) ÷ 344] x 100 = 24.42%
Formula
Percentage change = [(428 - 344) / 344] x 100
Subtract the new number by the original number
428 - 344 = 84
84 ÷ 344 = 0.2441860465116279
0.2441860465116279 x 100 = 24.42%