-64.31% is the change from 947 to 338
Calculation steps:
[( 338 - 947 ) ÷ 947] x 100 = -64.31%
Formula
Percentage change = [(338 - 947) / 947] x 100
Subtract the new number by the original number
338 - 947 = -609
-609 ÷ 947 = -0.6430834213305174
-0.6430834213305174 x 100 = -64.31%