128.73% is the change from 355 to 812
Calculation steps:
[( 812 - 355 ) ÷ 355] x 100 = 128.73%
Formula
Percentage change = [(812 - 355) / 355] x 100
Subtract the new number by the original number
812 - 355 = 457
457 ÷ 355 = 1.287323943661972
1.287323943661972 x 100 = 128.73%