4729.41% is the change from 17 to 821
Calculation steps:
[( 821 - 17 ) ÷ 17] x 100 = 4729.41%
Formula
Percentage change = [(821 - 17) / 17] x 100
Subtract the new number by the original number
821 - 17 = 804
804 ÷ 17 = 47.294117647058826
47.294117647058826 x 100 = 4729.41%