In this lesson, we will practice representing decimal numbers and apply previous learning to solve addition and subtraction problems. We will use bar models and other representations to help them make sense of the word problems, before applying calculation strategies to find the solution.

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.Work out 56,475 - 33,250

1/5

Q2.Work out 6,084,926 - 1,795,319

2/5

Q3.Work out 127,591 - 119,899

3/5

Q4.Work out 587,405 - 98,985

4/5

Q5.Work out 1,371,986 - 1,267,405

5/5

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.Work out 56,475 - 33,250

1/5

Q2.Work out 6,084,926 - 1,795,319

2/5

Q3.Work out 127,591 - 119,899

3/5

Q4.Work out 587,405 - 98,985

4/5

Q5.Work out 1,371,986 - 1,267,405

5/5

# 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.

Quiz:

# Applying Addition and Subtraction Quiz

Good luck in the quiz!

Q1.John buys two items. The difference in price is £3.90. Which two items did he buy?

1/4

Q2.What is the total cost of the Solar system model, a keyring and the galaxy book?

2/4

Q3.In a sale, the price of the cuddly toy decreases by £5.96. What is the new price?

3/4

Q4.Sally buys three items. She pays more than £35 but less than £40. What could she have bought?

4/4

Quiz:

# Applying Addition and Subtraction Quiz

Good luck in the quiz!

Q1.John buys two items. The difference in price is £3.90. Which two items did he buy?

1/4

Q2.What is the total cost of the Solar system model, a keyring and the galaxy book?

2/4

Q3.In a sale, the price of the cuddly toy decreases by £5.96. What is the new price?

3/4

Q4.Sally buys three items. She pays more than £35 but less than £40. What could she have bought?

4/4

# Lesson summary: Applying addition and subtraction

## Time to move!

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

For 5 mins...

Move around:
Jog

On the spot:
Chair yoga