Deriving New Facts From Number Bonds (Part 2)

In this lesson, we will look at the properties of addition and subtraction, including the law of commutativity. We will revisit place value and consider addition and subtraction as inverse operations.

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!

Q1.45 < 46, True or False?

1/5

Q2.34 > 38, True or False?

2/5

Q3.Which number sequence is correct? (Select 1)

3/5

Q4.67 = 76, True or False?

4/5

Q5.Which number sequence is correct? (Select 1)

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!

Q1.45 < 46, True or False?

1/5

Q2.34 > 38, True or False?

2/5

Q3.Which number sequence is correct? (Select 1)

3/5

Q4.67 = 76, True or False?

4/5

Q5.Which number sequence is correct? (Select 1)

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.

Quiz:

Deriving new facts from number bonds

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

Q1.If I know that 6 + 2 = 8, then I know

1/5

Q2.6 + 2 = 8 - Which equation shows 'one more'

2/5

Q3.6 + 2 = 8 - Which equation shows commutativity?

3/5

Q4.6 + 2 = 8 - Which equation shows the inverse

4/5

Q5.6 + 2 = 8 - Which equation shows changing the tens place value?

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:

Deriving new facts from number bonds

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

Q1.If I know that 6 + 2 = 8, then I know

1/5

Q2.6 + 2 = 8 - Which equation shows 'one more'

2/5

Q3.6 + 2 = 8 - Which equation shows commutativity?

3/5

Q4.6 + 2 = 8 - Which equation shows the inverse

4/5

Q5.6 + 2 = 8 - Which equation shows changing the tens place value?

5/5

Lesson summary: Deriving New Facts From Number Bonds (Part 2)

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