# What can you remember?

In this lesson, we will recap our previous learning on data representation within this unit to see how much we can remember. We will review number bases, binary maths and hexadecimal.

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.Convert this HEXADECIMAL number to DECIMAL: FF

1/3

Q2.Convert this DECIMAL number to HEXADECIMAL: 128

2/3

Q3.Convert this HEXADECIMAL number to BINARY: A3

3/3

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.Convert this HEXADECIMAL number to DECIMAL: FF

1/3

Q2.Convert this DECIMAL number to HEXADECIMAL: 128

2/3

Q3.Convert this HEXADECIMAL number to BINARY: A3

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.

Quiz:

# What can you remember?

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

Q1.Perform the binary addition: 1111 + 100 + 1010

1/3

Q2.Perform the binary addition: 11111 + 100 + 10

2/3

Q3.Perform the binary addition: 10 + 1010 + 100

3/3

Quiz:

# What can you remember?

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

Q1.Perform the binary addition: 1111 + 100 + 1010

1/3

Q2.Perform the binary addition: 11111 + 100 + 10

2/3

Q3.Perform the binary addition: 10 + 1010 + 100

3/3

# Lesson summary: What can you remember?

## Time to move!

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

For 5 mins...

Move around:
Jog

On the spot:
Dance