# Using doubles to calculate near doubles

In this lesson, we will use our doubling knowledge to support with calculations within 20

#### 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!

1/3

Q2.What is the missing number in this part, whole model and equation?

2/3

Q3.What is the missing number?

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!

1/3

Q2.What is the missing number in this part, whole model and equation?

2/3

Q3.What is the missing number?

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:

# Using doubles to calculate near doubles

Calculations within 20.

Q1.What is double 3?

1/3

Q2.What is double 4?

2/3

Q3.If I know that double 4 is 8 then what is 4 plus 5?

3/3

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# Using doubles to calculate near doubles

Calculations within 20.

Q1.What is double 3?

1/3

Q2.What is double 4?

2/3

Q3.If I know that double 4 is 8 then what is 4 plus 5?

3/3

# Lesson summary: Using doubles to calculate near doubles

## 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