-26.02% is the change from 930 to 688
Calculation steps:
[( 688 - 930 ) ÷ 930] x 100 = -26.02%
Formula
Percentage change = [(688 - 930) / 930] x 100
Subtract the new number by the original number
688 - 930 = -242
-242 ÷ 930 = -0.26021505376344084
-0.26021505376344084 x 100 = -26.02%