PERCENTAGES AND MONEY:
CALCULATING THE AMOUNT OF A DISCOUNT

CALCULATING THE AMOUNT OF A DISCOUNT LESSON PLAN

 

Teaching Materials

• Lesson - Calculating the Amount of a Discount Lesson (see below for printable lesson).

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...

 

Lesson Printable Materials - Worksheets

Print out the teaching lesson pages and exercise worksheets for use with this lesson:
  

CALCULATING THE AMOUNT OF A DISCOUNT
	Calculating the Amount of a Discount Lesson * Printable lesson worksheet and activity.

 

 

 

 

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