93.56% is the change from 450 to 871
Calculation steps:
[( 871 - 450 ) ÷ 450] x 100 = 93.56%
Formula
Percentage change = [(871 - 450) / 450] x 100
Subtract the new number by the original number
871 - 450 = 421
421 ÷ 450 = 0.9355555555555556
0.9355555555555556 x 100 = 93.56%