-14.04% is the change from 947 to 814
Calculation steps:
[( 814 - 947 ) ÷ 947] x 100 = -14.04%
Formula
Percentage change = [(814 - 947) / 947] x 100
Subtract the new number by the original number
814 - 947 = -133
-133 ÷ 947 = -0.14044350580781415
-0.14044350580781415 x 100 = -14.04%