-64.81% is the change from 449 to 158
Calculation steps:
[( 158 - 449 ) ÷ 449] x 100 = -64.81%
Formula
Percentage change = [(158 - 449) / 449] x 100
Subtract the new number by the original number
158 - 449 = -291
-291 ÷ 449 = -0.6481069042316259
-0.6481069042316259 x 100 = -64.81%