127.41% is the change from 343 to 780
Calculation steps:
[( 780 - 343 ) ÷ 343] x 100 = 127.41%
Formula
Percentage change = [(780 - 343) / 343] x 100
Subtract the new number by the original number
780 - 343 = 437
437 ÷ 343 = 1.2740524781341107
1.2740524781341107 x 100 = 127.41%