-11.72% is the change from 947 to 836
Calculation steps:
[( 836 - 947 ) ÷ 947] x 100 = -11.72%
Formula
Percentage change = [(836 - 947) / 947] x 100
Subtract the new number by the original number
836 - 947 = -111
-111 ÷ 947 = -0.11721224920802534
-0.11721224920802534 x 100 = -11.72%