-90.63% is the change from 448 to 42
Calculation steps:
[( 42 - 448 ) ÷ 448] x 100 = -90.63%
Formula
Percentage change = [(42 - 448) / 448] x 100
Subtract the new number by the original number
42 - 448 = -406
-406 ÷ 448 = -0.90625
-0.90625 x 100 = -90.63%