** CALCULATING THE AMOUNT OF A DISCOUNT LESSON PLAN**

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Teaching Materials

Lesson Excerpt:

Percentages are used all the time when we are working with money. Often when we calculate percentages with money, we look for the amount of a percentage when using a purchase price. *We can call this the ***percent** of a number.

**How can we calculate the percent of a number?**

Let’s begin by looking at an example. Then we can apply this information to working with money.

Example: **What is 32% of 25?**

To calculate this number, we are looking for a part of 25. We actually want to specifically find 32% of 25. **To do this, we can use our key words to help us.**

One key word is the word “of”- the word “of” means to multiply. What is- means an unknown and then an equal sign.

Here is the first part of the equation that we are going to write.

x=

This is the first part of the problem the “what is” part.

**Next, we work with the 32% of 25.**

If “of” means multiply then we have the next part of the equation.

Continued...

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