**Essential Question:**

What is change?

**Unit Questions:**

How can an understanding of ratios and rates help you solve proportions?

Why do you need to convert between fractions, decimals, and percents?

**Content Questions:**

How can you show that two ratios are equivalent?

How can you change a "rate" to a "unit rate"?

How do you solve a "proportion"?

How are "scale factors" used to create scale drawings?