-14.97% is the change from 688 to 585
Calculation steps:
[( 585 - 688 ) ÷ 688] x 100 = -14.97%
Formula
Percentage change = [(585 - 688) / 688] x 100
Subtract the new number by the original number
585 - 688 = -103
-103 ÷ 688 = -0.14970930232558138
-0.14970930232558138 x 100 = -14.97%