-89.76% is the change from 449 to 46
Calculation steps:
[( 46 - 449 ) ÷ 449] x 100 = -89.76%
Formula
Percentage change = [(46 - 449) / 449] x 100
Subtract the new number by the original number
46 - 449 = -403
-403 ÷ 449 = -0.8975501113585747
-0.8975501113585747 x 100 = -89.76%