K.5 Composing and Decomposing Numbers to 10 · Lesson 7: Solve Both Addends Unknown Story ProblemsLesson plan
Learning goals: Teacher Facing Solve Put Together/Take Apart, Both Addends Unknown story problems. Full lesson plan (warm-up, activities, synthesis, cool-down prompt) from K.5 Composing and Decomposing Numbers to 10, Kindergarten.