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## Lesson details

### Key learning points

- In this lesson, we will be looking at how to write different multiples of a number using algebraic expressions.

### Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

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### 5 Questions

Q1.

Which of these numbers is a common multiple of 2 and 3?

14

8

9

Q2.

What is the lowest common multiple of 4 and 5?

15

16

40

Q3.

Which of these numbers is both a multiple of 4 and a factor of 100?

16

32

80

Q4.

Which of these numbers is a multiple of a square number that is not 1?

14

15

22

Q5.

What is the lowest common multiple of 2, 3, and 5?

15

20

60

### 5 Questions

Q1.

What is the largest prime number that is less than 60?

51

53

57

Q2.

Which algebraic expression represents multiples of 8?

5p where p is an integer

7n where m is an integer

8m where m is any number

Q3.

Why are there no prime numbers greater than 3 in the 3 times table?

Because prime numbers are in the other times tables

because there are no prime numbers greater than 3

Q4.

Which of these number can be found using the expression 5m - 1, where m is an integer

11

6

7

Q5.

Which expression can be used to represent all the following set of numbers? 3, 5, 7, 9, 11...

2n - 1 where n is an integer

4n - 1 where n is an integer

4n + 1 where n is an integer