Progression of Addition & Subtraction
(Resources included below)
Description: Watch as manipulatives are used to demonstrate the conceptual progression of addition and subtraction, from concrete understanding through physical grouping and separating, to more abstract representations. This video emphasizes how these operations are built on foundational ideas of quantity and change.
Resources Include:
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- A landscape picture of the entire progression
- Progression of Multiplication Video (English
- Progression of Multiplication Video (Spanish)