Lesson 10 Center Day 2
Let’s play games to practice adding and subtracting.
Warm-up Notice and Wonder: Compare the Representations
What do you notice? What do you wonder?
Activity 1 Introduce Target Numbers, Subtract Two-digit Numbers
We are going to learn a new way to play Target Numbers. You and your partner will start with 100 and race to see who can reach a number less than 10 first.
Activity 2 Centers: Choice Time
Choose a center.
Five in a Row