-15.37% is the change from 449 to 380
Calculation steps:
[( 380 - 449 ) ÷ 449] x 100 = -15.37%
Formula
Percentage change = [(380 - 449) / 449] x 100
Subtract the new number by the original number
380 - 449 = -69
-69 ÷ 449 = -0.15367483296213807
-0.15367483296213807 x 100 = -15.37%