-21.16% is the change from 449 to 354
Calculation steps:
[( 354 - 449 ) ÷ 449] x 100 = -21.16%
Formula
Percentage change = [(354 - 449) / 449] x 100
Subtract the new number by the original number
354 - 449 = -95
-95 ÷ 449 = -0.21158129175946547
-0.21158129175946547 x 100 = -21.16%