Percent Review

$$72=180\cdot x$$  

$$180=72\cdot x$$  

$$x=72\cdot180$$  

$$80=90\cdot x$$  

$$90=80\cdot x$$  

$$x=90\cdot80$$  

$$q=300\cdot\left(0.15\right)$$  

$$q=300\left(0.85\right)$$  

$$300=w\left(0.15\right)$$  

$$300=w\left(0.85\right)$$  

$$q=255\cdot\left(0.08\right)$$  

$$q=255\left(1.08\right)$$  

$$255=w\left(0.08\right)$$  

$$255=w\left(1.08\right)$$  

discount

starting price

profit

original price

discount

starting price

profit

original price

percent increase

percent decrease

Whole x Percent = Part

Part x Percent = Whole

Percent = $$\frac{whole}{part}$$  

Part x Whole= Percent