# Understanding which operations have equal priority

In this lesson, we will be looking at addition and subtraction problems and multiplication and division problems and exploring whether changing the order of operations affects the outcome.

# 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:

# Understanding which operations have equal priority

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.True or False? 130 - 26 + 14 = 130 + 14 - 26

1/5

Q2.True or False. 130 - 26 + 14 = 130 -14 + 26

2/5

Q3.True or False. 45 ÷ 9 x 3 = 45 x 3 ÷ 9

3/5

Q4.Use your knowledge of operations with equal priority to solve the equation efficiently. What is 32 + 17 - 12 + 3 - 8?

4/5

Q5.Use your knowledge of operations with equal priority to solve the equation efficiently. What is 14 x 8 ÷ 2 x 10

5/5

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

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

# Understanding which operations have equal priority

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.True or False? 130 - 26 + 14 = 130 + 14 - 26

1/5

Q2.True or False. 130 - 26 + 14 = 130 -14 + 26

2/5

Q3.True or False. 45 ÷ 9 x 3 = 45 x 3 ÷ 9

3/5

Q4.Use your knowledge of operations with equal priority to solve the equation efficiently. What is 32 + 17 - 12 + 3 - 8?

4/5

Q5.Use your knowledge of operations with equal priority to solve the equation efficiently. What is 14 x 8 ÷ 2 x 10

5/5

# Lesson summary: Understanding which operations have equal priority

## 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