Maths

Identify properties of numbers

Key Stage 2, Maths, Multiplication and division

Introduction
Intro Quiz
Video
Exit Quiz
Lesson summary

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Identify properties of numbers

In this lesson we will learn to identify prime and composite 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.Which number from the list is a factor of 14?

3 4 10 7

1/5

Q2.Which of the below is a common factor of 48 and 18?

7 9 6 5

2/5

Q3.What is the highest common factor of 12 and 30?

1 2 3 4 6

3/5

Q4.Which number from the list below is a multiple of 6?

16 8 18 21

4/5

Q5.Which of the numbers below is a multiple of 20 between 50 and 99?

50 70 40 60

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.Which number from the list is a factor of 14?

3 4 10 7

1/5

Q2.Which of the below is a common factor of 48 and 18?

7 9 6 5

2/5

Q3.What is the highest common factor of 12 and 30?

1 2 3 4 6

3/5

Q4.Which number from the list below is a multiple of 6?

16 8 18 21

4/5

Q5.Which of the numbers below is a multiple of 20 between 50 and 99?

50 70 40 60

5/5

Video

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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:

Identify properties of numbers

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

Q1.Which of the below is the definition of a prime number?

This is a number that divides into another number exactly and without leaving a remainder. The result of multiplying a number by an integer. A number that can only be divided by itself and one.

1/4

Q2.Which of the below is not a prime number?

21 23 37

2/4

Q3.How many prime numbers are there between 10 and 20?

5 4 1

3/4

Q4.What is the largest prime number under 100?

99 97 95 93

4/4

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:

Identify properties of numbers

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

Q1.Which of the below is the definition of a prime number?

This is a number that divides into another number exactly and without leaving a remainder. The result of multiplying a number by an integer. A number that can only be divided by itself and one.

1/4

Q2.Which of the below is not a prime number?

21 23 37

2/4

Q3.How many prime numbers are there between 10 and 20?

5 4 1

3/4

Q4.What is the largest prime number under 100?

99 97 95 93

4/4

Lesson summary: Identify properties of numbers

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The next lesson in:
Multiplication and division
is:
Multiply a decimal number by a whole number

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