-64.59% is the change from 449 to 159
Calculation steps:
[( 159 - 449 ) ÷ 449] x 100 = -64.59%
Formula
Percentage change = [(159 - 449) / 449] x 100
Subtract the new number by the original number
159 - 449 = -290
-290 ÷ 449 = -0.6458797327394209
-0.6458797327394209 x 100 = -64.59%