Godfrey Elementary is implementing new methods for learning math to increase fifth-graders’ engagement and confidence.

Count back & use the relationship between addition and subtraction to subtract within 20. Warm up with a Mystery Math Mistake to find the error in DC's addition. Use ...

Decompose numbers to subtract. Engage in a Number Talk focused on subtraction strategies. Decompose numbers to subtract. Engage in a Number Talk focused on subtraction strategies. Can you solve the ...

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Former teacher shares subtraction strategy in math book for children , Just after David Costa was nominated for the "Disney Teacher of the Year" award at the Gidley School in Dartmouth, he decided to ...