-27.67% is the change from 947 to 685
Calculation steps:
[( 685 - 947 ) ÷ 947] x 100 = -27.67%
Formula
Percentage change = [(685 - 947) / 947] x 100
Subtract the new number by the original number
685 - 947 = -262
-262 ÷ 947 = -0.27666314677930304
-0.27666314677930304 x 100 = -27.67%