-97.54% is the change from 448 to 11
Calculation steps:
[( 11 - 448 ) ÷ 448] x 100 = -97.54%
Formula
Percentage change = [(11 - 448) / 448] x 100
Subtract the new number by the original number
11 - 448 = -437
-437 ÷ 448 = -0.9754464285714286
-0.9754464285714286 x 100 = -97.54%