Game 21: Subtraction Stacks
Chapter 3. Derived Fact Strategies for Addition and Subtraction
Targeted Facts: Differences of 5 or less
Game Instructions
Game Pages (i.e., Gameboards, Game Mats, and Recording Sheets)
Editable Instructions, Game Pages, and More!
*Estamos actualizando las traducciones para que coincidan con las versiones actuales en inglés.