-98.21% is the change from 448 to 8
Calculation steps:
[( 8 - 448 ) ÷ 448] x 100 = -98.21%
Formula
Percentage change = [(8 - 448) / 448] x 100
Subtract the new number by the original number
8 - 448 = -440
-440 ÷ 448 = -0.9821428571428571
-0.9821428571428571 x 100 = -98.21%