3.3 Wrapping Up Addition and Subtraction Within 1,000 · Lesson 18: Diagrams and Equations for Word ProblemsLesson plan
Learning goals: Teacher Facing Relate diagrams and equations to two-step word problems. Full lesson plan (warm-up, activities, synthesis, cool-down prompt) from 3.3 Wrapping Up Addition and Subtraction Within 1,000, Grade 3.