Lesson 18 Center Day 3

- Let’s play games about tens and ones.

Warm-up Number Talk: Start with 32

Find the value of each expression mentally.

$32 + 10$
$32 + 10 + 10$
$32 + 20$
$32 - 20$

Activity 1 Introduce Get Your Numbers In Order: Two-digit Numbers

We are going to learn a new center called Get Your Numbers In Order.

Activity 2 Centers: Choice Time

Choose a center.

Greatest of Them All

Center activity. Greatest of Them All.

Grab and Count

Center. Grab and Count.

Write Numbers

Center. Write Numbers.