How to simplify algebraic expressions involving multiplication and powers

Home learning focus

In this lesson, you'll learn how to simplify algebraic expressions involving multiplication and powers.

This lesson includes:

  • two slideshows

  • two activities

Created in partnership with Twinkl.

Learn

These slides will show you the conventions to use when multiplying algebraic terms.

An algebraic expression is a mathematical phrase that can contain ordinary numbers, variables (like x and y) and operators (like add, subtract, multiply and divide).

1 of 5

In the following slides, you'll learn to simplify algebraic expressions involving indices. Indices are the plural of index. The index of a number tells you how many times to use it in a multiplication.

Evaluate the following: 2¹, 2², 2³, 2⁴, 2⁵, 2⁶, 2⁷, 2⁸.

1 of 4

Practise

Activity 1

Worksheet - Building pyramids

Practise building pyramids to simplify the expressions using multiplication with this worksheet from Twinkl.

Building pyramids

Click here for the answers.

Activity 2

Worksheet - Simplifying with multiplication

Practise multiplying algebraic expressions with powers using this worksheet from Twinkl.

Simplifying with multiplication

There's more to learn...

Have a look at these other resources around the BBC and the web.

Bitesize Daily lessons
KS3 Maths
KS3 English
11 - 14 Maths
Coronavirus: Your questions answered
What's your perfect wizarding world career?
quiz