25.66% is the change from 343 to 431
Calculation steps:
[( 431 - 343 ) ÷ 343] x 100 = 25.66%
Formula
Percentage change = [(431 - 343) / 343] x 100
Subtract the new number by the original number
431 - 343 = 88
88 ÷ 343 = 0.2565597667638484
0.2565597667638484 x 100 = 25.66%