-38.75% is the change from 449 to 275
Calculation steps:
[( 275 - 449 ) ÷ 449] x 100 = -38.75%
Formula
Percentage change = [(275 - 449) / 449] x 100
Subtract the new number by the original number
275 - 449 = -174
-174 ÷ 449 = -0.38752783964365256
-0.38752783964365256 x 100 = -38.75%