2341.18% is the change from 34 to 830
Calculation steps:
[( 830 - 34 ) ÷ 34] x 100 = 2341.18%
Formula
Percentage change = [(830 - 34) / 34] x 100
Subtract the new number by the original number
830 - 34 = 796
796 ÷ 34 = 23.41176470588235
23.41176470588235 x 100 = 2341.18%