Students Page: Adding Fractions
1.  First, you will engage in an internet activity that gives you a visual representation of the addition of fractions.

This link will take you to a tutorial on adding fractions: Adding Fractions Tutorial

If this link doesn't work, go to http://matti.usu.edu/nlvm.  Click on 6-8 at the top of the page.  Then go to the Adding Fractions link under Number & Operations (6-8).  The Adding Fractions tutorial should open up in another window.

2.  Click on the question mark in the upper righthand corner to get the directions on how to use this program.  If you have difficulty determining a common denominator for the two fractions, go Here for more practice on finding a common denominator.

3.  To get some more practice adding fractions using circle representations and number lines, you will do four tutorials from http://www.visualfractions.com
The four tutorials that you should try are under the heading Add Fractions:

Add Fractions with Circles
Add Fractions with Lines
Add Unlike Fractions with Circles
Add Unlike Fractions with Lines

Each  tutorial has instructions at the bottom of the screen when you click on the link.  These tutorials will give you some practice with adding mixed fractions, and the last two tutorials (Add Unlike Fractions with Circles/Lines) give you an opportunity for some practice adding fractions with different denominators.

4.  Once you are comfortable adding fractions using visual representations, you can move on to addition with numbers only.  For example, 1/2 + 1/2 = ???  To sharpen your skills, here is a worksheet that you can do: Worksheet

5.  After completing the worksheet, the following problem will give you an opportunity to apply the addition of fractions to the real-life action of cooking.  See if you can get the correct amounts of the ingredients.

Imagine that you are making chocolate chip cookies and that you want to double the recipe, because you are having some friends over who love chocolate chip cookies.  The original recipe calls for: 3/2 cups of flour, 3/4 of a cup of granulated sugar, 1/2 of a cup of margarine, and 2/3 of a cup of chocolate chips.  How much flour, sugar, margarine, and chocolate chips will you need if the recipe is doubled?  You may leave your answers as improper fractions (i.e. 11/5).

_____ cups of flour

_____ cups of sugar

_____ cups of margarine

_____ cups of chocolate chips

Answers

 

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