97.11% is the change from 450 to 887
Calculation steps:
[( 887 - 450 ) ÷ 450] x 100 = 97.11%
Formula
Percentage change = [(887 - 450) / 450] x 100
Subtract the new number by the original number
887 - 450 = 437
437 ÷ 450 = 0.9711111111111111
0.9711111111111111 x 100 = 97.11%