8.99% is the change from 445 to 485
Calculation steps:
[( 485 - 445 ) ÷ 445] x 100 = 8.99%
Formula
Percentage change = [(485 - 445) / 445] x 100
Subtract the new number by the original number
485 - 445 = 40
40 ÷ 445 = 0.0898876404494382
0.0898876404494382 x 100 = 8.99%