Calculating across zero

In this lesson, we will be adding and taking away consecutive numbers and spotting patterns in answers.

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.

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!

Q1.2 consecutive numbers have a sum of 31. What are the 2 numbers?

1/5

Q2.Which of the below is correct?

2/5

Q3.3 consecutive numbers have a product of 6. What are the 3 numbers?

3/5

Q4.The sum of 4 consecutive numbers is equal to 26. What are they?

4/5

Q5.Which consecutive numbers below do not have the same sum as the others?

5/5

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.

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!

Q1.2 consecutive numbers have a sum of 31. What are the 2 numbers?

1/5

Q2.Which of the below is correct?

2/5

Q3.3 consecutive numbers have a product of 6. What are the 3 numbers?

3/5

Q4.The sum of 4 consecutive numbers is equal to 26. What are they?

4/5

Q5.Which consecutive numbers below do not have the same sum as the others?

5/5

Video

Play 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:

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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.

Quiz:

Calculating across zero

Quiz about adding and subtracting consecutive numbers.

Q1.What is the answer to -1 + 2 + 3?

1/5

Q2.What is the answer to 11 + 12 - 13?

2/5

Q3.What is the answer to the calculation 96 + 97 - 98?

3/5

Q4.What is the answer to 87 - 88 + 89

4/5

Q5.Which of the calculations below have a sum of 61?

5/5

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.

Quiz:

Calculating across zero

Quiz about adding and subtracting consecutive numbers.

Q1.What is the answer to -1 + 2 + 3?

1/5

Q2.What is the answer to 11 + 12 - 13?

2/5

Q3.What is the answer to the calculation 96 + 97 - 98?

3/5

Q4.What is the answer to 87 - 88 + 89

4/5

Q5.Which of the calculations below have a sum of 61?

5/5

Lesson summary: Calculating across zero

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