Maths

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Odd or even?

In this lesson, we will investigate the algebraic representations of odd and even numbers.

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.What is the final answer if I start with 4?

1/5

Q2.What is the final answer if I start with 6?

2/5

Q3.Will the answers to the puzzle above always be odd, even, or does it depend on the starting number?

3/5

Q4.Start with 6. What is the final answer?

4/5

Q5.Will the answers to the puzzle above always be odd, even, or does it depend on the starting number?

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.What is the final answer if I start with 4?

1/5

Q2.What is the final answer if I start with 6?

2/5

Q3.Will the answers to the puzzle above always be odd, even, or does it depend on the starting number?

3/5

Q4.Start with 6. What is the final answer?

4/5

Q5.Will the answers to the puzzle above always be odd, even, or does it depend on the starting number?

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:

Odd or Even?

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

Q1.Is the value of 2n always odd, always even, or either?

1/5

Q2.Is the value of 4n - 2 always odd, always even, or either?

2/5

Q3.Is the value of 3n + 1 always odd, always even, or either?

3/5

Q4.What operation could I perform to 4n + 1 to make it always even?

4/5

Q5.What operation could I perform to n + 4 to make it always even?

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:

Odd or Even?

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

Q1.Is the value of 2n always odd, always even, or either?

1/5

Q2.Is the value of 4n - 2 always odd, always even, or either?

2/5

Q3.Is the value of 3n + 1 always odd, always even, or either?

3/5

Q4.What operation could I perform to 4n + 1 to make it always even?

4/5

Q5.What operation could I perform to n + 4 to make it always even?

5/5

Lesson summary: Odd or even?

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The next lesson in:
Algebra and problem solving
is:
Algebraic Proof

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