-25.16% is the change from 918 to 687
Calculation steps:
[( 687 - 918 ) ÷ 918] x 100 = -25.16%
Formula
Percentage change = [(687 - 918) / 918] x 100
Subtract the new number by the original number
687 - 918 = -231
-231 ÷ 918 = -0.25163398692810457
-0.25163398692810457 x 100 = -25.16%