# To explore addition and subtraction (Part 1)

In this lesson, we will use addition and subtraction strategies to solve equations.

#### 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.Does the part-whole model match the word problem? Select yes or no below.

1/3

Q2.What is the missing number in the part-whole model?

2/3

Q3.Which equation matches the word problem and part-whole model?

3/3

#### 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.Does the part-whole model match the word problem? Select yes or no below.

1/3

Q2.What is the missing number in the part-whole model?

2/3

Q3.Which equation matches the word problem and part-whole model?

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.

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# To explore addition and subtraction - End of Lesson Quiz

Q1.What is another way of writing this addition sentence?

1/3

Q2.Choose another way of writing this equation.

2/3

Q3.Is the bottom equation correct? Select yes or no.

3/3

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# To explore addition and subtraction - End of Lesson Quiz

Q1.What is another way of writing this addition sentence?

1/3

Q2.Choose another way of writing this equation.

2/3

Q3.Is the bottom equation correct? Select yes or no.

3/3

# Lesson summary: To explore addition and subtraction (Part 1)

## Time to move!

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

For 5 mins...

Move around:
Climb stairs

On the spot:
Chair yoga