134.93% is the change from 355 to 834
Calculation steps:
[( 834 - 355 ) ÷ 355] x 100 = 134.93%
Formula
Percentage change = [(834 - 355) / 355] x 100
Subtract the new number by the original number
834 - 355 = 479
479 ÷ 355 = 1.3492957746478873
1.3492957746478873 x 100 = 134.93%