-89.96% is the change from 448 to 45
Calculation steps:
[( 45 - 448 ) ÷ 448] x 100 = -89.96%
Formula
Percentage change = [(45 - 448) / 448] x 100
Subtract the new number by the original number
45 - 448 = -403
-403 ÷ 448 = -0.8995535714285714
-0.8995535714285714 x 100 = -89.96%