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Sharing ideas and best practices to promote effective instruction in elementary math Inspired by educators around the world and the work we do at HappyNumbers.com

2-Digit Addition and Subtraction (with Purpose and Meaning)

2-Digit Addition and Subtraction (with Purpose and Meaning)

According to the Grade 1 Common Core State Standards, math instruction should focus on four critical areas, one of which is developing understanding of whole number relationships and place value, including grouping in tens and ones.
Happy Numbers team· 01 Nov