Addition and subtraction are more than put together and take away. Learn about the four categories of addition and subtraction problems and their subtypes through seasonal themes. Using rich, varied contexts and problem types will insure stronger problem-solving skills and deeper understanding of addition, subtraction, and number sense.

Presentation Format: PreK-2 Gallery Workshop
Grade Band Audience: Preservice and Inservice, PreK to 2
Attribute: CommonCore Presentation