613.91% is the change from 115 to 821
Calculation steps:
[( 821 - 115 ) ÷ 115] x 100 = 613.91%
Formula
Percentage change = [(821 - 115) / 115] x 100
Subtract the new number by the original number
821 - 115 = 706
706 ÷ 115 = 6.139130434782609
6.139130434782609 x 100 = 613.91%