Subtracting two 3-digit numbers (without regrouping)

In this lesson we will learn to partition 3-digit in order to subtract them accurately mentally.

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.

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.Tick the 3 digit number

1/5

Q2.400 + 200 =

2/5

Q3.324 + 173 =

3/5

Q4.506 + 293 =

4/5

Q5.Which of these is the odd one out?

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.

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.Tick the 3 digit number

1/5

Q2.400 + 200 =

2/5

Q3.324 + 173 =

3/5

Q4.506 + 293 =

4/5

Q5.Which of these is the odd one out?

5/5

Video

Play 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.

Quiz:

Subtracting Two 3-Digit Numbers (without regrouping) Quiz

Let's see what you have learnt today about subtracting 3-digit numbers

Q1.Which of these 3-digit numbers has 2 in the hundreds column?

1/5

Q2.500 - 200 =

2/5

Q3.456 - 111 =

3/5

Q4.835 - 324 =

4/5

Q5.Which of these is the odd one out?

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.

Quiz:

Subtracting Two 3-Digit Numbers (without regrouping) Quiz

Let's see what you have learnt today about subtracting 3-digit numbers

Q1.Which of these 3-digit numbers has 2 in the hundreds column?

1/5

Q2.500 - 200 =

2/5

Q3.456 - 111 =

3/5

Q4.835 - 324 =

4/5

Q5.Which of these is the odd one out?

5/5

Lesson summary: Subtracting two 3-digit numbers (without regrouping)

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