-25.99% is the change from 931 to 689
Calculation steps:
[( 689 - 931 ) ÷ 931] x 100 = -25.99%
Formula
Percentage change = [(689 - 931) / 931] x 100
Subtract the new number by the original number
689 - 931 = -242
-242 ÷ 931 = -0.25993555316863587
-0.25993555316863587 x 100 = -25.99%