![Sketch the Solution](https://data.thuvientienganh.com/images/244/sketch-the-solution.jpg)
Thư Viện Tiếng Anh
Thư viện tài liệu tiếng Anh miễn phí
Subject: Addition Strategies
![Sketch the Solution](https://data.thuvientienganh.com/images/244/sketch-the-solution.jpg)
![Race to 120](https://data.thuvientienganh.com/images/244/race-to-120.jpg)
Race to 120
![One More Ten More](https://data.thuvientienganh.com/images/244/one-more-ten-more.jpg)
One More Ten More
![Three Addend Word Problems](https://data.thuvientienganh.com/images/244/three-addend-word-problems.jpg)
Three Addend Word Problems
![Compose and Decompose Within 20](https://data.thuvientienganh.com/images/244/compose-and-decompose-within-20.jpg)
Compose and Decompose Within 20
![Write to 100](https://data.thuvientienganh.com/images/244/write-to-100.jpg)
Write to 100
![Double Ten Frame Mat](https://data.thuvientienganh.com/images/244/double-ten-frame-mat.jpg)
Double Ten Frame Mat
![Open Number Line Addition Within 100: Write the Equation #3](https://data.thuvientienganh.com/images/244/open-number-line-addition-within-100-write-the-equation-3.jpg)
Open Number Line Addition Within 100: Write the Equation #3
![Open Number Line Addition Within 100: Write the Equation #2](https://data.thuvientienganh.com/images/244/open-number-line-addition-within-100-write-the-equation-2.jpg)
Open Number Line Addition Within 100: Write the Equation #2
![Open Number Line Addition Within 100: Write the Equation #1](https://data.thuvientienganh.com/images/244/open-number-line-addition-within-100-write-the-equation-1.jpg)
Open Number Line Addition Within 100: Write the Equation #1
![Write the Equation: Adding Within 100 on an Open Number Line](https://data.thuvientienganh.com/images/244/write-the-equation-adding-within-100-on-an-open-number-line.jpg)
Write the Equation: Adding Within 100 on an Open Number Line
![Practice Adding and Subtracting with Ten Frames](https://data.thuvientienganh.com/images/244/practice-adding-and-subtracting-with-ten-frames.jpg)
Practice Adding and Subtracting with Ten Frames
![Practice with Ten Frames](https://data.thuvientienganh.com/images/244/practice-with-ten-frames.jpg)
Practice with Ten Frames
![Snowflake Bonds](https://data.thuvientienganh.com/images/244/snowflake-bonds.jpg)
Snowflake Bonds
![Magical Numbers](https://data.thuvientienganh.com/images/244/magical-numbers.jpg)
Magical Numbers
![Counting Up](https://data.thuvientienganh.com/images/244/counting-up.jpg)
Counting Up
![Fix the Number Bonds](https://data.thuvientienganh.com/images/244/fix-the-number-bonds.jpg)
Fix the Number Bonds
![Whale Bonds](https://data.thuvientienganh.com/images/244/whale-bonds.jpg)