9.76% is the change from 410 to 450
Calculation steps:
[( 450 - 410 ) ÷ 410] x 100 = 9.76%
Formula
Percentage change = [(450 - 410) / 410] x 100
Subtract the new number by the original number
450 - 410 = 40
40 ÷ 410 = 0.0975609756097561
0.0975609756097561 x 100 = 9.76%