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Can’t catch me off balance: the equal sign | MightyOwl Math | 1st Grade
Автор: MightyOwl
Загружено: 2021-11-03
Просмотров: 79814
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Aligned with Common Core State Standards - Math
Operations & Algebraic Thinking
1.OA.D.7: Work with addition and subtraction equations. Understand the meaning of the equal sign, and determine if equations involving addition and subtraction are true or false.
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