Problem Types

Transforming Teacher Learning to Student Learning
Sue Lampkin - Mountain View, California - Kenneth E. Slater Elementary School

What first grade math teachers need to know

Addition and Subtraction
Problem Solving

Applying math knowledge to teaching practice

Sue's Problem Solving Unit

Other Teachers at Slater

Looking closely at student learning

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Faculty learning in collaboration

Professional Learning
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Sue Lampkin and Slater School

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Case Development:
The Carnegie Foundation for the Advancement of Teaching

Liping Ma encourages us as teachers to learn that addition can be organized into three forms. From these three, there is a logical way to understand a related subtraction form.

	+– ...and three ways to think about subtraction Liping Ma uses the combining concept to help us think abut the subtraction concept of separating... ...the increasing concept to help us think about the subtraction concept of decreasing... ...and the difference concept to help us think about the subtraction concept of comparing.