-45.88% is the change from 449 to 243
Calculation steps:
[( 243 - 449 ) ÷ 449] x 100 = -45.88%
Formula
Percentage change = [(243 - 449) / 449] x 100
Subtract the new number by the original number
243 - 449 = -206
-206 ÷ 449 = -0.45879732739420936
-0.45879732739420936 x 100 = -45.88%