Fantastic Fractions

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Information about Fantastic Fractions
Education

Published on April 28, 2008

Author: ejboggs

Source: slideshare.net

Blast Off With Fractions

What is a fraction? A fraction is a part of an entire object.

But first, let’s look back at whole numbers!

How do we represent whole numbers? We can show this on a number line We can show this with a circle.

We can show this on a number line

We can show this with a circle.

Okay, so how do I show fractions?

Let’s look at an example! This number line represents one fourth This circle also represents one fourth!

This number line represents one fourth

This circle also represents one fourth!

Let’s look at the parts of a fraction. 1 2 NUMERATOR DENOMINATOR The Numerator shows what part of the whole is being used The Denominator shows how many pieces make up the whole!

Here are some more examples! This line represents one half or 1 2 This circle also represents 1 2

This line represents one half or 1

2

This circle also represents 1

2

And a few more… This line represents 3 4 This circle also represents 3 4

This line represents 3

4

This circle also represents 3

4

The Numerator and Denominator The denominator has been increased to 5. As the denominator increases, the fraction decreases in size.

Let’s try a few examples!! Example 1 Example 2 Example 3 6 7 5 9 4 6

Example 1

Example 2

Example 3

6

7

5

9

4

6

The Mixed Number The mixed number 1 1/5 has a whole number part 1 and a fraction part 1/5.

Now you know the basics! Time to get started on converting between mixed numbers and improper fractions!

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