Adding two digit numbers with regrouping

In this lesson, we will learn how to add two, two digit numbers by partitioning one number and partitioning both numbers.

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.

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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.Solve the following calculation

1/3

Q2.Solve the following calculation

2/3

Q3.Does the following calculation require regrouping?

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.Solve the following calculation

1/3

Q2.Solve the following calculation

2/3

Q3.Does the following calculation require regrouping?

3/3

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:

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  • Click "Next" to view the activity

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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:

Adding 2 digit numbers by partitioning

This quiz will help you assess what you have learned in this lesson.

Q1.Solve the following equation. You may use any strategy you think is best.

1/3

Q2.Solve the following equation. You may use any strategy you think is best.

2/3

Q3.Solve the following equation. You may use any strategy you think is best.

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:

Adding 2 digit numbers by partitioning

This quiz will help you assess what you have learned in this lesson.

Q1.Solve the following equation. You may use any strategy you think is best.

1/3

Q2.Solve the following equation. You may use any strategy you think is best.

2/3

Q3.Solve the following equation. You may use any strategy you think is best.

3/3

Lesson summary: Adding two digit numbers with regrouping

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