-27.09% is the change from 945 to 689
Calculation steps:
[( 689 - 945 ) ÷ 945] x 100 = -27.09%
Formula
Percentage change = [(689 - 945) / 945] x 100
Subtract the new number by the original number
689 - 945 = -256
-256 ÷ 945 = -0.2708994708994709
-0.2708994708994709 x 100 = -27.09%