-80.62% is the change from 449 to 87
Calculation steps:
[( 87 - 449 ) ÷ 449] x 100 = -80.62%
Formula
Percentage change = [(87 - 449) / 449] x 100
Subtract the new number by the original number
87 - 449 = -362
-362 ÷ 449 = -0.8062360801781737
-0.8062360801781737 x 100 = -80.62%