# Inequalities

In this lesson, we will use bar modelling to identify and form inequalities.

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

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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.Fill in the gap: You can use a known equation to form related equations. When forming a related equation you should check that both sides ______.

1/5

Q2.Given that 5 × 12 = 10 × 6, fill in the gap: 5 x 12 + 5 = 10 x 6 + ___.

2/5

Q3.Given that a = 3b, fill in the gap: 2a = ___b.

3/5

Q4.Given that a = 3b, fill in the gap: a + 3b = ___b.

4/5

Q5.If c = d + 2, fill in the gap: c - 2 = ___

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:

# 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.Fill in the gap: You can use a known equation to form related equations. When forming a related equation you should check that both sides ______.

1/5

Q2.Given that 5 × 12 = 10 × 6, fill in the gap: 5 x 12 + 5 = 10 x 6 + ___.

2/5

Q3.Given that a = 3b, fill in the gap: 2a = ___b.

3/5

Q4.Given that a = 3b, fill in the gap: a + 3b = ___b.

4/5

Q5.If c = d + 2, fill in the gap: c - 2 = ___

5/5

# 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:

# Inequalities Quiz

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

Q1.Fill in the gaps. We can use the symbols __ and __ to express an inequality.

1/5

Q2.Which inequality represents "a is greater than b"?

2/5

Q3.Which inequality represents "the sum of b and a is less than c"?

3/5

Q4.Which inequality is true when a = 3?

4/5

Q5.Which inequality is true when a = -4?

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:

# Inequalities Quiz

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

Q1.Fill in the gaps. We can use the symbols __ and __ to express an inequality.

1/5

Q2.Which inequality represents "a is greater than b"?

2/5

Q3.Which inequality represents "the sum of b and a is less than c"?

3/5

Q4.Which inequality is true when a = 3?

4/5

Q5.Which inequality is true when a = -4?

5/5

# Lesson summary: Inequalities

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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:
Dance