-25.49% is the change from 918 to 684
Calculation steps:
[( 684 - 918 ) ÷ 918] x 100 = -25.49%
Formula
Percentage change = [(684 - 918) / 918] x 100
Subtract the new number by the original number
684 - 918 = -234
-234 ÷ 918 = -0.2549019607843137
-0.2549019607843137 x 100 = -25.49%