-89.53% is the change from 449 to 47
Calculation steps:
[( 47 - 449 ) ÷ 449] x 100 = -89.53%
Formula
Percentage change = [(47 - 449) / 449] x 100
Subtract the new number by the original number
47 - 449 = -402
-402 ÷ 449 = -0.8953229398663697
-0.8953229398663697 x 100 = -89.53%