Common Core Aligned Resources for 2.OA.B.2
Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers.
Showing 1 - 30 of 77 resources
Beatrice’s Goat: A Lesson on Savings Goals
3rd - 5th CCSS: Designed
Youngsters learn the meaning of saving and how to reach savings goals by first reading a story of a young Ugandan girl who is gifted a goat, and then discovering the opportunity costs of savings decisions made by her and her family.
Grade 2 Supplement Set A1 – Numbers and Operations: Addition and Subtraction
2nd CCSS: Adaptable
Using unifix cubes, a spinner, a number line, and fact family triangles second graders will play their way to subtraction competency. They engage in a series of activities that has them playing game that require them to add and subtract...