-26.91% is the change from 940 to 687
Calculation steps:
[( 687 - 940 ) ÷ 940] x 100 = -26.91%
Formula
Percentage change = [(687 - 940) / 940] x 100
Subtract the new number by the original number
687 - 940 = -253
-253 ÷ 940 = -0.2691489361702128
-0.2691489361702128 x 100 = -26.91%