-71.91% is the change from 947 to 266
Calculation steps:
[( 266 - 947 ) ÷ 947] x 100 = -71.91%
Formula
Percentage change = [(266 - 947) / 947] x 100
Subtract the new number by the original number
266 - 947 = -681
-681 ÷ 947 = -0.7191129883843717
-0.7191129883843717 x 100 = -71.91%