# 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.

#### 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

#### 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

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:

# 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

#### 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

## Time to move!

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

For 5 mins...

Move around:
Walk

On the spot:
Dance