-27.51% is the change from 945 to 685
Calculation steps:
[( 685 - 945 ) ÷ 945] x 100 = -27.51%
Formula
Percentage change = [(685 - 945) / 945] x 100
Subtract the new number by the original number
685 - 945 = -260
-260 ÷ 945 = -0.2751322751322751
-0.2751322751322751 x 100 = -27.51%