-48.05% is the change from 947 to 492
Calculation steps:
[( 492 - 947 ) ÷ 947] x 100 = -48.05%
Formula
Percentage change = [(492 - 947) / 947] x 100
Subtract the new number by the original number
492 - 947 = -455
-455 ÷ 947 = -0.4804646251319958
-0.4804646251319958 x 100 = -48.05%