First Grade Math: Subtraction Missing Numbers Within 20 Christmas Math Boom Cards
Students will determine the unknown whole number in subtraction equations relating three whole numbers (11 cards).
Students will select the missing numbers (11 multiple choice cards).
The questions are randomized in this themed deck to ensure re-playability as each play is a different game.
Interactive, No Prep, Self-Grading, Paperless!
Common Core State Standards: 1.OA.D.8