Episode Details

Happy Valentines Day! We love math, and we love you, our listeners! In this episode Pam and Kim discuss a less familiar addition and subtraction strategy that they're coming to love more and more. 
Talking Points: 

• A Problem String to build relationships in order to use common factors in addition and subtraction problems 
• Why is it not a main strategy? 
• Where and why teach it anyway? 

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