-91.76% is the change from 449 to 37
Calculation steps:
[( 37 - 449 ) ÷ 449] x 100 = -91.76%
Formula
Percentage change = [(37 - 449) / 449] x 100
Subtract the new number by the original number
37 - 449 = -412
-412 ÷ 449 = -0.9175946547884187
-0.9175946547884187 x 100 = -91.76%