### Home > MC1 > Chapter 4 > Lesson 4.3.1 > Problem 4-85

Maribel is taking advantage of the sale at Cassie's Cashew Shoppe and wants to figure out how much she will save on a purchase of

To start, it would be helpful to scale the lower portion of the number line. Do you remember how to do this?

Now that you know

First, we can find out how much money will be just one tick mark on the number line. Start by counting the number of tick marks (

With the information gathered in Step 1, we can now find what amount will be labeled on the first tick mark (

Each tick mark represents