-96.44% is the change from 449 to 16
Calculation steps:
[( 16 - 449 ) ÷ 449] x 100 = -96.44%
Formula
Percentage change = [(16 - 449) / 449] x 100
Subtract the new number by the original number
16 - 449 = -433
-433 ÷ 449 = -0.9643652561247216
-0.9643652561247216 x 100 = -96.44%