Grade 2 Math: Using Chip Models for Two and Three Digit Addend Addition and Subtraction

Grade 2 Math: Using Chip Models for Two and Three Digit Addend Addition and Subtraction

Grade 2 Math: Using Chip Models for Two and Three Digit Addend Addition and Subtraction

This Mathematics Common Core video features 2nd grade students from Dr. Louis A. Cerulli School 34 in Rochester, NY. In this lesson students work with standard 2.NBT.5: Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction, through 3 stations focused on the components of rigor (fluency, conceptual understanding and application). The teacher, Kristen Luconte, discusses her and the students' journey with Common Core math.

Common Core Learning Standards

CCLS State Standard
2.NBT.5 Fluently add and subtract within 100 using strategies based on place value, properties of...