-55.33% is the change from 947 to 423
Calculation steps:
[( 423 - 947 ) ÷ 947] x 100 = -55.33%
Formula
Percentage change = [(423 - 947) / 947] x 100
Subtract the new number by the original number
423 - 947 = -524
-524 ÷ 947 = -0.5533262935586061
-0.5533262935586061 x 100 = -55.33%