# One Thousand and Eighty Nine

In this lesson, we will investigate some number problems, especially focusing on the number 9, and the rules of divisibility by 9.

# 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.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

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

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

# One Thousand and Eighty Nine

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

Q1.Which of these numbers is a multiple of 9?

1/5

Q2.Which of these numbers is a multiple of 9?

2/5

Q3.This number is a multiple of 9. What is the missing digit?

3/5

Q4.This number is a multiple of 9. What is the missing digit?

4/5

Q5.Which of these numbers is a multiple of 3?

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

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

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

# One Thousand and Eighty Nine

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

Q1.Which of these numbers is a multiple of 9?

1/5

Q2.Which of these numbers is a multiple of 9?

2/5

Q3.This number is a multiple of 9. What is the missing digit?

3/5

Q4.This number is a multiple of 9. What is the missing digit?

4/5

Q5.Which of these numbers is a multiple of 3?

5/5

# Lesson summary: One Thousand and Eighty Nine

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## Time to move!

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

For 5 mins...

Move around:
Jog

On the spot:
Chair yoga