-26.91% is the change from 914 to 668
Calculation steps:
[( 668 - 914 ) ÷ 914] x 100 = -26.91%
Formula
Percentage change = [(668 - 914) / 914] x 100
Subtract the new number by the original number
668 - 914 = -246
-246 ÷ 914 = -0.26914660831509846
-0.26914660831509846 x 100 = -26.91%