# Adding and subtracting using multiples of 10, 100, 1000, 10 000 and 100 000

In this lesson, we will learn how to use the 'derived facts' and 'make 10' strategies to solve equations involving multiples of 10, 100, 1000, 10 000 and 100 000.

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.

# 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!

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.

# 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!

# 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.

# Adding and subtracting using multiples of 10, 100, 1000, 10 000 and 100 000

Quiz to be completed following lesson on 'Adding and subtracting using multiples of 10, 100, 1000, 10 000 and 100 000.'

# Adding and subtracting using multiples of 10, 100, 1000, 10 000 and 100 000

Quiz to be completed following lesson on 'Adding and subtracting using multiples of 10, 100, 1000, 10 000 and 100 000.'

# Lesson summary: Adding and subtracting using multiples of 10, 100, 1000, 10 000 and 100 000

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## Time to move!

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For 5 mins...

Move around:

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On the spot:

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