# Subtracting 3-digit numbers (regrouping in multiple columns)

In this lesson, we will consolidate learning on column subtraction and will practise regrouping across all columns

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.Regrouping means...

1/5

Q2.Which of these calculations requires regrouping?

2/5

Q3.Does this calculation require regrouping?

3/5

Q4.458 - 192 =

4/5

Q5.Is this calculation correct? 520 - 150 = 330

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.Regrouping means...

1/5

Q2.Which of these calculations requires regrouping?

2/5

Q3.Does this calculation require regrouping?

3/5

Q4.458 - 192 =

4/5

Q5.Is this calculation correct? 520 - 150 = 330

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:

# Subtracting 3-digit numbers (regrouping in multiple columns)

Let's see what you have learnt about column subtraction today

Q1.Column subtraction is a...

1/5

Q2.Which of these calculations require regrouping?

2/5

Q3.Does this look like a reasonable answer? 754 - 569 = 501

3/5

Q4.943 - 276 = 767 True or false?

4/5

Q5.761 - 279 =

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:

# Subtracting 3-digit numbers (regrouping in multiple columns)

Let's see what you have learnt about column subtraction today

Q1.Column subtraction is a...

1/5

Q2.Which of these calculations require regrouping?

2/5

Q3.Does this look like a reasonable answer? 754 - 569 = 501

3/5

Q4.943 - 276 = 767 True or false?

4/5

Q5.761 - 279 =

5/5

# Lesson summary: Subtracting 3-digit numbers (regrouping in multiple columns)

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## Time to move!

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For 5 mins...

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