# Round and Adjust with Subtraction

In this lesson, we will learn how to use the "Round and Adjust" strategy to help us solve subtraction equations.

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.What is the nearest multiple of ten to 49?

1/3

Q2.What is the nearest multiple of 10 to 79?

2/3

Q3.Use the "round and adjust" strategy to solve the following equation: 42+39=?

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.What is the nearest multiple of ten to 49?

1/3

Q2.What is the nearest multiple of 10 to 79?

2/3

Q3.Use the "round and adjust" strategy to solve the following equation: 42+39=?

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.

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:

# Using the "Round and Adjust" strategy for subtraction

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

Q1.What is the nearest multiple of 10 to 49?

1/3

Q2.Solve the following equation using the round and adjust strategy: 74-29=?

2/3

Q3.Solve the following equation by using the round and adjust strategy: 62-19=?

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:

# Using the "Round and Adjust" strategy for subtraction

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

Q1.What is the nearest multiple of 10 to 49?

1/3

Q2.Solve the following equation using the round and adjust strategy: 74-29=?

2/3

Q3.Solve the following equation by using the round and adjust strategy: 62-19=?

3/3

# Lesson summary: Round and Adjust with Subtraction

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## 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