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Thư Viện Tiếng Anh
Thư viện tài liệu tiếng Anh miễn phí
Subject: Addition Strategies
![Tree Bonds](https://data.thuvientienganh.com/images/244/tree-bonds.jpg)
![Make 11-19: Write the Equation #1](https://data.thuvientienganh.com/images/244/make-11-19-write-the-equation-1.jpg)
Make 11-19: Write the Equation #1
![Make 11–19 in Ten Frames #6](https://data.thuvientienganh.com/images/244/make-11-19-in-ten-frames-6.jpg)
Make 11–19 in Ten Frames #6
![Make 11–19 in Ten Frames #5](https://data.thuvientienganh.com/images/244/make-11-19-in-ten-frames-5.jpg)
Make 11–19 in Ten Frames #5
![Make 11–19 in Ten Frames #4](https://data.thuvientienganh.com/images/244/make-11-19-in-ten-frames-4.jpg)
Make 11–19 in Ten Frames #4
![Make 6 in Ten Frames #2](https://data.thuvientienganh.com/images/244/make-6-in-ten-frames-2.jpg)
Make 6 in Ten Frames #2
![Make 11–19 in Ten Frames #3](https://data.thuvientienganh.com/images/244/make-11-19-in-ten-frames-3.jpg)
Make 11–19 in Ten Frames #3
![Make 6 in Ten Frames #1](https://data.thuvientienganh.com/images/244/make-6-in-ten-frames-1.jpg)
Make 6 in Ten Frames #1
![Make 10 in Ten Frames #3](https://data.thuvientienganh.com/images/244/make-10-in-ten-frames-3.jpg)
Make 10 in Ten Frames #3
![Decompose 11-19: Tens and Ones #1](https://data.thuvientienganh.com/images/244/decompose-11-19-tens-and-ones-1.jpg)
Decompose 11-19: Tens and Ones #1
![Make 10 in Ten Frames #2](https://data.thuvientienganh.com/images/244/make-10-in-ten-frames-2.jpg)
Make 10 in Ten Frames #2
![Make 11-19: Write the Equation #6](https://data.thuvientienganh.com/images/244/make-11-19-write-the-equation-6.jpg)
Make 11-19: Write the Equation #6
![Make 10 in Ten Frames #1](https://data.thuvientienganh.com/images/244/make-10-in-ten-frames-1.jpg)
Make 10 in Ten Frames #1
![Make 11-19: Write the Equation #5](https://data.thuvientienganh.com/images/244/make-11-19-write-the-equation-5.jpg)
Make 11-19: Write the Equation #5
![Make 11–19 in Ten Frames #2](https://data.thuvientienganh.com/images/244/make-11-19-in-ten-frames-2.jpg)
Make 11–19 in Ten Frames #2
![Make 5 in Ten Frames #2](https://data.thuvientienganh.com/images/244/make-5-in-ten-frames-2.jpg)
Make 5 in Ten Frames #2
![Make 11–19 in Ten Frames #1](https://data.thuvientienganh.com/images/244/make-11-19-in-ten-frames-1.jpg)
Make 11–19 in Ten Frames #1
![Make 5 in Ten Frames #1](https://data.thuvientienganh.com/images/244/make-5-in-ten-frames-1.jpg)