# To compare and order three numbers within 20

In this lesson, we will use the language of tens and ones to compare three numbers and order them on a number line.

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.I'm thinking of a number. It has one ten and three ones. What is the number?

1/3

Q2.I'm thinking of a number. It has one ten and seven ones. What is the number?

2/3

Q3.I'm thinking of a number. It's value is greater than eleven and less than thirteen. What is the number?

3/3

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.I'm thinking of a number. It has one ten and three ones. What is the number?

1/3

Q2.I'm thinking of a number. It has one ten and seven ones. What is the number?

2/3

Q3.I'm thinking of a number. It's value is greater than eleven and less than thirteen. What is the number?

3/3

# Video

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

• Click "Close Video"
• Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

# Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# To compare and order three numbers within 20 :

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.Select the greatest number:

Select one (1) boxes

1/3

Q2.Select the smallest number:

Select one (1) boxes

2/3

Q3.We only need to know the value of the ones to put numbers in order.

3/3

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# To compare and order three numbers within 20 :

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.Select the greatest number:

Select one (1) boxes

1/3

Q2.Select the smallest number:

Select one (1) boxes

2/3

Q3.We only need to know the value of the ones to put numbers in order.

3/3

# Lesson summary: To compare and order three numbers within 20

## Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Walk

On the spot:
Chair yoga