3.3 Wrapping Up Addition and Subtraction Within 1,000 · Lesson 4: Introduction to Addition AlgorithmsLesson plan
Learning goals: Teacher Facing Add within 1,000. Relate base-ten diagrams to written algorithms for addition. Full lesson plan (warm-up, activities, synthesis, cool-down prompt) from 3.3 Wrapping Up Addition and Subtraction Within 1,000, Grade 3.