2.7 Adding and Subtracting within 1,000 · Lesson 2: Add and Subtract with Tens and HundredsLesson plan
Learning goals: Teacher Facing Add and subtract multiples of 10 or 100 to/from a three-digit number. Full lesson plan (warm-up, activities, synthesis, cool-down prompt) from 2.7 Adding and Subtracting within 1,000, Grade 2.