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My Curriculum

Caitlin Vaughan

2nd Grade Math

Urban Environment

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View all Master Teachers2nd Grade Math

(10 Units, 63 Lessons)

Unit 6 - Three-Digit Addition and Subtraction(13 Lessons)

Unit 1 - Comparing Numbers(4 Lessons)

Unit 2 - Arrays(7 Lessons)

Unit 3 - Adding Four Addends(3 Lessons)

Unit 4 - Tables(4 Lessons)

Unit 5 - Is it Even Or Odd? (4 Lessons)

Unit 6 - Three-Digit Addition and Subtraction(13 Lessons)

Unit 7 - Bar Graphs(4 Lessons)

Unit 8 - Shapes (2D and 3D)(5 Lessons)

Unit 9 - Partitioning Shapes(8 Lessons)

Unit 10 - Money (11 Lessons)

What is One Hundred More? What is One Hundred Less?

2nd Grade Math

» Unit:

Three-Digit Addition and Subtraction

Big Idea:Students are building a foundation for using place value strategies to add and subtract within 1000.

14 Resources

19 Favorites

14 Resources

19 Favorites

Adding Three-Digit Numbers Without Regrouping

2nd Grade Math

» Unit:

Three-Digit Addition and Subtraction

Big Idea:Students discover and share strategies for adding three-digit numbers without regrouping.

15 Resources

7 Favorites

15 Resources

7 Favorites

Adding Three-Digit Numbers with Regrouping

2nd Grade Math

» Unit:

Three-Digit Addition and Subtraction

Big Idea:Students identify, use, and share strategies for adding three-digit numbers that require regrouping.

13 Resources

20 Favorites

13 Resources

20 Favorites

Adding Four Three-Digit Numbers

2nd Grade Math

» Unit:

Three-Digit Addition and Subtraction

Big Idea:Students develop, use, and share their own strategies for adding four three-digit numbers.

15 Resources

3 Favorites

15 Resources

3 Favorites

Our Strategies for Result Unknown Problems

2nd Grade Math

» Unit:

Three-Digit Addition and Subtraction

Big Idea:Students identify, use, and share their strategies for result unknown word problems.

14 Resources

7 Favorites

14 Resources

7 Favorites

Two-Step Word Problems (Result Unknown)

2nd Grade Math

» Unit:

Three-Digit Addition and Subtraction

Big Idea:Students develop their own strategies for solving two-step word problems.

15 Resources

11 Favorites

15 Resources

11 Favorites

Solving Result Unknown Problems with Three-digit Numbers.

2nd Grade Math

» Unit:

Three-Digit Addition and Subtraction

Big Idea:Students identify, practice, and share strategies for solving result unknown problems that use three-digit numbers.

15 Resources

4 Favorites

15 Resources

4 Favorites

Introduction to Change Unknown Problems

2nd Grade Math

» Unit:

Three-Digit Addition and Subtraction

Big Idea:Students draw pictures to visualize a change unknown word problem.

18 Resources

8 Favorites

18 Resources

8 Favorites

How do I solve a change unknown word problem?

2nd Grade Math

» Unit:

Three-Digit Addition and Subtraction

Big Idea:This lessons starts with a concrete representation of a change unknown problem and then pushes students to think abstractly and develop number sentences to solve change unknown word problems.

20 Resources

14 Favorites

20 Resources

14 Favorites

Acting out Change Unknown Problems

2nd Grade Math

» Unit:

Three-Digit Addition and Subtraction

Big Idea:Students act out change unknown problems so that they can see the "action" in the problem.

16 Resources

6 Favorites

16 Resources

6 Favorites

Change Unknown Word Problems

2nd Grade Math

» Unit:

Three-Digit Addition and Subtraction

Big Idea:Students identify, develop, use, and share their own strategies for solving change unknown word problems.

15 Resources

14 Favorites

15 Resources

14 Favorites

Change Unknown Word Problems with Number Lines

2nd Grade Math

» Unit:

Three-Digit Addition and Subtraction

Big Idea:Students solve change unknown story problems using a number line. This lesson gives students a new strategy to attach change unknown word problems.

13 Resources

5 Favorites

13 Resources

5 Favorites

Subtracting Across Zeros

2nd Grade Math

» Unit:

Three-Digit Addition and Subtraction

Big Idea:Students use place value blocks to accurately subtract across zeros.

16 Resources

13 Favorites

16 Resources

13 Favorites