Visualizing Addition of Dissimilar Fractions with and Without Regrouping
Objective: Visualize addition of dissimilar fractions without and with regrouping.
Review
A. Find the sum.

1) 7 2.) 10 3.) 11 4.) 7 12 12 14 10 + 5 + 6 + 9 + 5 12 12 14 10
Read the Problem.




Mother has one whole cake. First she sliced 1 and then 1 of the cake. What part of the cake did she slice? 2 4 Let’s solve the problem following the steps in problem solving.
1. What is asked for?
The part of the cake that was sliced.
2. What are the given data?
1 was the first sliced , and 1 was the second sliced 2 4 3. What is the mathematical sentence?
1 + 1 = n

2 4
1
4
1
2
1
8
1
8
4. So 1 + 1 = 3
2 4 4
* How can we add fractions if they are dissimilar?
* Change the fractions to similar then add.
A....
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