This resource is part of Tools4NCTeachers.

This purpose of this lesson is to give students the opportunity to problem solve and analyze other student solutions while working on adding two-digit numbers. This lesson assumes students have had previous experience with multiple addition strategies and that the class has posted strategy supports.

This resource is from Tools4NCTeachers.  This file contains parent-friendly digital resources to engage in math practice, games, and projects at home.

This resource is part of Tools4NCTeachers.

In this lesson, students build a two digit number using tens frames and then investigate strategies for determining how far the number is from 100. Students will write an equation to represent their thinking.

This resource is from Tools4NCTeachers. This file contains a set of 27 tasks (including scoring rubric, recording sheet, printable materials, and student work samples).  The tasks may be used for instruction or assessment.This is Part 1 of 2.  Part 2 also contains tasks related to probelm solving.

This resource is from Tools4NCTeachers. This file contains a set of 26 tasks (including scoring rubric, recording sheet, printable materials, and student work samples).  The tasks may be used for instruction or assessment.This is Part 2 of 2.  Part 1 also contains tasks related to probelm solving.

This resource is part of Tools4NCTeachers.

In this lesson students use place value strategies to solve story problems related to addition, subtraction, and place value.

This resource is part of Tools4NCTeachers.

In this lesson students use place value strategies to solve story problems related to addition, subtraction, and place value.

This resource is from Tools4NCTeachers.In second grade, students learn to add and subtraction using strategies based on place value and number relationships.  They use a variety of representations such as base ten drawings and number lines.  Second graders do not learn the standard algorithm.  This resource outlines second grade addition and subtraction strategies 

This resource is part of Tools4NCTeachers.

This file contains two tasks assessing standards NBT.5. Each task is a separate attachment with its own materials and scoring rubric. This assessment may be used for instructional or assessment purposes.

This resource is part of Tools4NCTeachers.

This file contains several tasks assessing standards OA.1 and NBT.5. Each task is a separate attachment with its own materials and scoring rubric. This assessment may be used for instructional or assessment purposes.

This resource is part of Tools4NCTeachers.

In this lesson "make-a-ten" strategy is introduced through a game. There are two different games n this lesson. Both games address the same standards and have the same rules. Play Ball takes longer to completely cover the gameboard.

This resource is part of Tools4NCTeachers.

The purpose of this lesson is to provide an opportunity for students to solve a subtraction problem that requires regrouping. It explores the idea of decomposing numbers through regrouping. Ideally, this lesson should span over 2-3 days to allow students time to fully explore this critical concept.

This lesson is for grades 1-2 on math. At Home Learning Lessons are a partnership between the North Carolina Department of Public Instruction, PBS North Carolina, and the William and Ida Friday Institute for Educational Innovation. Each lesson contains a video instructional lesson, a PDF lesson plan with a transcript, and a PDF file of extension activities.

In this assessment task, students critique a suggested place value strategy to add numbers together.

This lesson is for grades 1-2 on math. At Home Learning Lessons are a partnership between the North Carolina Department of Public Instruction, PBS North Carolina, and the William and Ida Friday Institute for Educational Innovation. Each lesson contains a video instructional lesson, a PDF lesson plan with a transcript, and a PDF file of extension activities.