-8.34% is the change from 947 to 868
Calculation steps:
[( 868 - 947 ) ÷ 947] x 100 = -8.34%
Formula
Percentage change = [(868 - 947) / 947] x 100
Subtract the new number by the original number
868 - 947 = -79
-79 ÷ 947 = -0.08342133051742344
-0.08342133051742344 x 100 = -8.34%