1902.44% is the change from 41 to 821
Calculation steps:
[( 821 - 41 ) ÷ 41] x 100 = 1902.44%
Formula
Percentage change = [(821 - 41) / 41] x 100
Subtract the new number by the original number
821 - 41 = 780
780 ÷ 41 = 19.024390243902438
19.024390243902438 x 100 = 1902.44%