-20.71% is the change from 449 to 356
Calculation steps:
[( 356 - 449 ) ÷ 449] x 100 = -20.71%
Formula
Percentage change = [(356 - 449) / 449] x 100
Subtract the new number by the original number
356 - 449 = -93
-93 ÷ 449 = -0.2071269487750557
-0.2071269487750557 x 100 = -20.71%