# Base 10 and Base 5

In this lesson, we will discover the differences between our Base 10 number system, and the Base 5 number system.

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.

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."4 tens" represents which number?

1/4

Q2."40 hundreds" represents which number?

2/4

Q3."4 thousands and 40 ones" represents which number?

3/4

Q4."4 hundreds and 440 tens" represents which number?

4/4

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.

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."4 tens" represents which number?

1/4

Q2."40 hundreds" represents which number?

2/4

Q3."4 thousands and 40 ones" represents which number?

3/4

Q4."4 hundreds and 440 tens" represents which number?

4/4

# 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.

Quiz:

# Base 10 and Base 5 - Quiz

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

Q1.The following number in the "Base 5" system is equivalent to...

1/4

Q2.The following number in the "Base 5" system is equivalent to...

2/4

Q3.17 can be represented in the Base 5 system as...

3/4

Q4.99 can be represented in the Base 5 system as...

4/4

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.

Quiz:

# Base 10 and Base 5 - Quiz

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

Q1.The following number in the "Base 5" system is equivalent to...

1/4

Q2.The following number in the "Base 5" system is equivalent to...

2/4

Q3.17 can be represented in the Base 5 system as...

3/4

Q4.99 can be represented in the Base 5 system as...

4/4

# Lesson summary: Base 10 and Base 5

## It looks like you have not completed one of the quizzes.

To share your results with your teacher please complete one of the quizzes.

## 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