-98.44% is the change from 449 to 7
Calculation steps:
[( 7 - 449 ) ÷ 449] x 100 = -98.44%
Formula
Percentage change = [(7 - 449) / 449] x 100
Subtract the new number by the original number
7 - 449 = -442
-442 ÷ 449 = -0.9844097995545658
-0.9844097995545658 x 100 = -98.44%