-14.78% is the change from 866 to 738
Calculation steps:
[( 738 - 866 ) ÷ 866] x 100 = -14.78%
Formula
Percentage change = [(738 - 866) / 866] x 100
Subtract the new number by the original number
738 - 866 = -128
-128 ÷ 866 = -0.14780600461893764
-0.14780600461893764 x 100 = -14.78%