Introduction
Adding Fractions
This webquest will strengthen students' understanding of adding fractions with like and unlike denominators.
Task
Upon Completion of this WebQuest, you will be able to:
1) Adding fractions with DIFFERENT (unlike) denominators
- Re-write each equivalent fraction using this new denominator.
- Now you can add the numerators, and keep the denominator of the equivalent fractions.
- Re-write your answer as a simplified or reduced fraction, if needed.
- http://www.helpwithfractions.com/adding-fractions-different-denominator…
2) Adding Fractions with the SAME (like) denominators
- Keep the denominator the same.
- Add the numerators
- https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/add-and-…
Process
Day 1:
~ Review the process of addition of fractions by reading and practicing the process. Scroll down and do 10 practice problems at the bottom of the web site.
http://www.321know.com/fra410x2.htm
~ Read and review the process using this web site. Use a piece of paper to do the three problems at the end of the lesson. Make sure on the three problems you show all of your work and turn the assignment into the basket.
http://www.coolmath4kids.com/fractions/fractions-10-adding-with-like-de…
~ Have some fun adding fractions at Tony's Fraction Pizza Shop!
http://mrnussbaum.com/tonyfraction
Day 2:
~ Show me what you know! Print out the following worksheet and complete using a pencil. Please turn into the assignment basket.
http://www.edhelper.com/math/fractions_tg605.htm
~ Watch the following YouTube video on how to add fractions with unlike denominators:
http://www.youtube.com/watch?v=MEo0rSZ4O3w
Day 3:
~ Watch a second video on adding unlike fractions: http://www.mathplayground.com/howto_fractions_diffden.html
~ Practice adding fractions using manipulatives on this website. Scroll down until you see "Fraction - Adding"
http://nlvm.usu.edu/en/nav/grade_g_3.html
~ Show me what you know! Print out the following worksheet and complete using a pencil.
http://www.edhelper.com/math/fractions_ft213.htm
Evaluation
| Beginning 1 |
Developing 2 |
Qualified 3 |
Exemplary 4 |
Score | |
|---|---|---|---|---|---|
| Solve addition of fraction problems with like denominators correctly | Answers less than half of the problems correctly. | Answers half the problems correctly. | Answer 75% of the answers correctly. | Answer all of the questions correctly | |
| Solve addition of fraction problems with unlike denominators correctly | Answers less than half of the problems correctly. | Answers half the problems correctly. | Answer 75% of the answers correctly. | Answer all of the questions correctly | |
| Uses strategies to solve problems | Cannot solve any problems. | Solves the problem but can not explain strategy. | Solves the problem and explains the strategy with support. | Solves the problem and explains the strategy. |
Conclusion
You did it!
The goal of this WebQuest was to help you review adding fractions with like and unlike denominators. All of you did a phenomenal job! Give yourselves a tap on the shoulder. I am looking forward to the subtraction unit and believe if you keep on working as hard as you have been, we will fly through it!