Addition and Subtraction within 20 (Topic 1) in Module 1 – Math-3 (BG)

Students review and strengthen their understanding of basic addition and subtraction facts. They work with single-digit numbers and teens, building fluency with mental math strategies. This foundational skill supports their multiplication work by reinforcing number relationships and computational thinking.

Students review and strengthen their understanding of basic addition and subtraction facts. They work with single-digit numbers and teens, building fluency with mental math strategies. This foundational skill supports their multiplication work by reinforcing number relationships and computational thinking.

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