Addition and Subtraction

Addition & Subtraction within 20

Adding & Subtracting Multiples of 10

Addition with Regrouping

Subtraction with Regrouping

• Regrouping Tens as Ones with Models

• Subtracting Two & Three-Digit Numbers with Models

Key Vocabulary Terms

Basic Addition Strategy Cards

Basic Subtraction Strategy Cards

Math with Playing Cards: addition and subtraction games that can be played with a deck of cards