114.4% is the change from 389 to 834
Calculation steps:
[( 834 - 389 ) ÷ 389] x 100 = 114.4%
Formula
Percentage change = [(834 - 389) / 389] x 100
Subtract the new number by the original number
834 - 389 = 445
445 ÷ 389 = 1.1439588688946016
1.1439588688946016 x 100 = 114.4%