Respuesta :

tramserran

[tex]\frac{new - original}{original} * 100[/tex] = percent change

[tex]\frac{3600 - 4500}{34500} * 100[/tex] = percent change

[tex]\frac{-900}{4500} * 100[/tex] = percent change

-0.20 * 100 = percent change

    -20%      = percent change

Answer: reduced 20%