Further Addition

In this lesson, we will learn how to model addition of a negative number as a translation on the number line and explore what happens when two additive inverses are added together.

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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.Which word best fills in the gap in this sentence: We can think of addition as _____________ a point on the number line.

1/5

Q2.Write a calculation that the number line is modelling

2/5

Q3.Calculate (-33) + 25

3/5

Q4.Calculate (-29) + 29

4/5

Q5.Find the value of a:

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.

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.Which word best fills in the gap in this sentence: We can think of addition as _____________ a point on the number line.

1/5

Q2.Write a calculation that the number line is modelling

2/5

Q3.Calculate (-33) + 25

3/5

Q4.Calculate (-29) + 29

4/5

Q5.Find the value of a:

5/5

Video

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Worksheet

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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:

Further Addition

Have a go at the questions below!

Q1.Which word best fills in the gap in this sentence: We can think of addition as _____________ a point on the number line.

1/6

Q2.Two numbers are additive inverses if their sum is _____.

2/6

Q3.Which sentence best describes the calculation: 3 +(-4) = -1?

3/6

Q4.What is the additive inverse of -4.2?

4/6

Q5.Joanna thinks the following calculation pair are additive inverses: 10 + (-50) + (-18) and (-10) + 50 + 18. Is she correct?

5/6

Q6.Write the sum that the number line is modelling.

6/6

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:

Further Addition

Have a go at the questions below!

Q1.Which word best fills in the gap in this sentence: We can think of addition as _____________ a point on the number line.

1/6

Q2.Two numbers are additive inverses if their sum is _____.

2/6

Q3.Which sentence best describes the calculation: 3 +(-4) = -1?

3/6

Q4.What is the additive inverse of -4.2?

4/6

Q5.Joanna thinks the following calculation pair are additive inverses: 10 + (-50) + (-18) and (-10) + 50 + 18. Is she correct?

5/6

Q6.Write the sum that the number line is modelling.

6/6

Lesson summary: Further Addition

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