-52.59% is the change from 947 to 449
Calculation steps:
[( 449 - 947 ) ÷ 947] x 100 = -52.59%
Formula
Percentage change = [(449 - 947) / 947] x 100
Subtract the new number by the original number
449 - 947 = -498
-498 ÷ 947 = -0.5258711721224921
-0.5258711721224921 x 100 = -52.59%