# Linking subtraction equations to problem solving contexts

In this lesson, we will explore how subtraction can be linked to problem solving contexts. We will be applying the previously learnt strategies to solve problems.

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.Use the number line to solve 8 - 4 =

1/3

Q2.Use the number line to solve 10 - 3 =

2/3

Q3.Use the number line to solve 5 - 2 =

3/3

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.Use the number line to solve 8 - 4 =

1/3

Q2.Use the number line to solve 10 - 3 =

2/3

Q3.Use the number line to solve 5 - 2 =

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.

# 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:

# Linking subtraction equations to problem solving contexts

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

Q1.First, there were six ladybirds. Then, two of them flew away. How many ladybirds were left?

1/3

Q2.The farmer owned seven sheep. Five were inside the pen. How many were outside the pen?

2/3

Q3.There were nine fish in the tank. The, one jumped out of the tank! How many fish were left in the tank?

3/3

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:

# Linking subtraction equations to problem solving contexts

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

Q1.First, there were six ladybirds. Then, two of them flew away. How many ladybirds were left?

1/3

Q2.The farmer owned seven sheep. Five were inside the pen. How many were outside the pen?

2/3

Q3.There were nine fish in the tank. The, one jumped out of the tank! How many fish were left in the tank?

3/3

# Lesson summary: Linking subtraction equations to problem solving contexts

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## Time to move!

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For 5 mins...

Move around:
Walk

On the spot:
Chair yoga