using the hundreds chart to build number sense

USING THE HUNDREDS CHART TO BUILD NUMBER SENSE

Presented by Margaret Adams and Paula Jones

OBJECTIVES AND AGENDA

Participants will learn lessons and games using the hundreds chart to build number sense.

Today will be divided into two categories: lessons and games.

WHAT IS A HUNDREDS CHART?

A 10-by-10 grid with the numbers 1 to 100 printed in the squares.

WHY USE A HUNDREDS CHART?

Provide a framework for students to think about our base ten system.

Allows students to build a mental model of the mathematical structure of our number system.

Allows children to explore concepts from counting to adding two-digit numbers.

Gives the opportunity to bring in several Mathematical Practices.

YOUR TURN!

Take a moment to make a list of all the ways you currently use the hundreds chart in your classroom.

Turn and talk to a partner about what you currently do in your classroom.

PROGRESSION DOCUMENTS

Where/what to do with this???????

LESSONS USING THE HUNDREDS CHART

Why these lessons?

Three parts of a Lesson1. Introduce2. Explore3. Summarize

LE SSO NS U SING THE HU NDRE DS CHART

What is my role as teacher in these lessons?• At every stage, your role is active!• Give directions clearly and concisely during

the lesson introduction.• Use they “Key Questions” for each lesson to

probe students’ thinking.• Refrain from telling students’ the answer!• At the end of the lesson, facilitate a discussion

and a share out.

10 LESSONS• Building the Hundreds

Chart (Version 1)

• Building the Hundreds Chart (Version 2)

• Arrow Arithmetic

• Building a Wacky Hundreds Chart

• One More or One Less

• Ten More or Ten Less

• Hundreds Chart Riddles

• Look, Quick!

• Missing Number Puzzles

• From Here to There: Solving Comparison Problems

LET’S TRY A FEW!

In your packet for each lesson, let’s look at:

• Overview• Key Questions• Time• Materials

GAMES USING THE HUNDREDS CHART

Why these games?

When?

Materials you will need.

GAMES USING THE HUNDREDS CHART

The importance of modeling.• Wait patiently for your turn• How to pass game pieces appropriately to

your partner• How to win or lose gracefully

Using recording sheets (accountability piece)

10 GAMES

• Number Chart Bingo!

• Too High, Too Low

• Fill It Up!

• Mystery Squares

• Don’t Get Lost

• Hippety Hop

• Race to 100

• 101 and Out!

• The Larger Difference

• How Far Away?

LET’S PLAY!

In your packet for each game, let’s look at:

• Overview• Key Questions• Time• Materials

OTHER RESOURCES

Hundreds Charts packet

Websites or other books??????