408.54% is the change from 164 to 834
Calculation steps:
[( 834 - 164 ) ÷ 164] x 100 = 408.54%
Formula
Percentage change = [(834 - 164) / 164] x 100
Subtract the new number by the original number
834 - 164 = 670
670 ÷ 164 = 4.085365853658536
4.085365853658536 x 100 = 408.54%