Answer :
We have the following:
[tex]|\frac{90000-80000}{80000}|\cdot100=\frac{10000}{80000}\cdot100=\frac{25}{2}\cdot100=12.5[/tex]Therefore the percentage change is the 12.5 %
We have the following:
[tex]|\frac{90000-80000}{80000}|\cdot100=\frac{10000}{80000}\cdot100=\frac{25}{2}\cdot100=12.5[/tex]Therefore the percentage change is the 12.5 %