Lesson 8 Show Me All the Ways

    • Let’s represent two-digit numbers in different ways.

Warm-up Estimation Exploration: Tens and Ones

  1. Base ten diagram.

     Record an estimate that is:

    too low

    about right

    too high

  2. Base ten diagram.

    Record an estimate that is:

    too low

    about right

    too high

Activity 1 Represent Our Favorite Numbers

We are going to create a class book. First you will plan out your page. Pick your favorite number between 20 and 100. You will represent your number in as many different ways as you can. You need to include at least three expressions. Let’s make a page together.

Activity 2 Gallery Walk: Our Favorite Numbers

Visit different pages and notice which representations are shown. Which are the same as the representations you used? Which are different?

Activity 3 Centers: Choice Time

Choose a center.

Compare

Center. Compare.

How Close?

Center. How Close.

Write Numbers

Center. Write Numbers.