997.56% is the change from 41 to 450
Calculation steps:
[( 450 - 41 ) ÷ 41] x 100 = 997.56%
Formula
Percentage change = [(450 - 41) / 41] x 100
Subtract the new number by the original number
450 - 41 = 409
409 ÷ 41 = 9.975609756097562
9.975609756097562 x 100 = 997.56%