# Year 7 Revision

Each section has some videos and websites to help you revise, followed by a few questions to try out.

# 2. Factors and Multiples

Factors, Multiples, HCF and LCM

1. Write down the first 5 multiples of 7.

2. Write down all the factors of 40.

3. Write down all the factors of 54.

4. Which of the following are multiples of 6?

6 15 28 42 64 72

5. Which of the following are factors of 80?

4 6 10 14 15 16

7. Calculate the Lowest Common Multiple of the following:

a) 4 and 9 b) 6 and 8 c) 12 and 15 d) 9 and 21

8. Calculate the Highest Common Factor of the following:

a) 12 and 20 b) 14 and 22 c) 27 and 39 d) 60 and 105

EXTENSION:

9. Calculate the LCM of:

a) 3, 8 and 12

b) 4, 6 and 10

10. Calculate the HCF of:

a) 10, 18 and 40

b) 16, 32 and 64

# 5. Area and Perimeter

Here are the formulae you need to know - for this section, we'll do a Kahoot together.

# 8. Solving Equations

3. Equations with Brackets

# 11. Data Handling

Extension work here: Mean from a Frequency Table