Expression Exchange
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About
Topics
- Equivalent Expressions
- Evaluating Expressions
- Simplifying Expressions
Description
Build coin expressions, then exchange them for variable expressions. Simplify and evaluate expressions until you are ready to test your understanding of equivalent expressions in the game!
Sample Learning Goals
- Simplify expressions by combining like-terms
- Contextualize coefficients and like/unlike-terms
- Interpret an expression in both abstract and concrete representations
- Build an expression that is equivalent to a target
For Teachers
Teacher Tips
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Overview of sim controls, model simplifications, and insights into student thinking ( PDF ). |
Teacher-Submitted Activities
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Authors | Level | Type |
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| Like Terms and How to Combine Them |
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Julie Carres | MS | Guided | |
| Comparing Equivalent Expressions |
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Pam Brenner | MS HS |
Guided | |
| CCSS Math Alignment with Sims |
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Amanda McGarry | MS HS K-5 |
Other | |
| Adding Negations | Julie Carres | MS | Guided | ||
| Comparando expresiones equivalentes |
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Pam Branner, traducción de Diana López | HS MS |
Guided |
Translations
Software Requirements
| Windows 7+ | Mac OS 10.7+ | iPad and iPad Mini with iOS | Chromebook with Chrome OS |
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Microsoft Edge and Internet Explorer 11, latest version of Firefox, latest version of Chrome.
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Safari 9+, latest version of Firefox, latest version of Chrome.
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Latest version of Safari
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Latest version of Chrome
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Credits
| Design Team | Third-party Libraries | Thanks To |
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