-88.42% is the change from 449 to 52
Calculation steps:
[( 52 - 449 ) ÷ 449] x 100 = -88.42%
Formula
Percentage change = [(52 - 449) / 449] x 100
Subtract the new number by the original number
52 - 449 = -397
-397 ÷ 449 = -0.8841870824053452
-0.8841870824053452 x 100 = -88.42%