Series: Math Routines with Kristin Gray: Second Grade

Math.2.NBT.B.7

Common core State Standards

  • Math:  Math
  • 2:  Grade 2
  • NBT:  Number & Operations in Base Ten
  • B:  Use place value understanding and properties of operations to add and subtract
  • 7: 
    Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method. Understand that in adding or subtracting three-digit numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes it is necessary to compose or decompose tens or hundreds.

Download Common Core State Standards (PDF 1.2 MB)

Addition Number Talk: Second Grade
Grade 2 / Math / Tch DIY
Math.2.NBT.B.7

A number string is a series of mathematical expressions organized in a way that encourages students to build on their thinking as the string progresses.

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School Details

Shields (Richard A.) Elementary School
910 Shields Avenue
Lewes DE 19958
Population: 707

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Teachers

Kristin Gray
Math / Kindergarten 1 2 3 4 5 / Teacher

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Lesson Idea

Grades 9-12, All Subjects, Class Culture

Lesson Idea

Grades 9-12, ELA, Class Culture

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All Grades / All Students / Class Culture