Algebra Substitution Exercise

Algebra Substitution Exercise

Develop your skills and confidence using the skill of algebra substitution.

Algebra Substitution Exercise
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Summary
Choose your topics
Select one or more topics to practise. Some topics have sub-options.
Level 1: Two-step expressions
Substitute a value into an expression with two operations. Remember to multiply or divide before you add or subtract.
Level 2: Two variables
Substitute values for two letters into one expression.
Level 3: Formulae and powers
Use a formula or an expression with brackets or squares. Follow the order of operations carefully.
Level 4: Substitution challenge
Substitute positive and negative values into expressions with brackets, powers and fractions.
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Answer as many questions as you can!

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How to play

This practise exercise will give you a series of questions on your chosen topic to answer. A question will appear on screen — work it out and type in your answer to see if you were correct.

✏ You will need a pencil and paper to work out your calculations, especially on harder levels. This is not a mental maths activity!

1
Select your topic
Choose what you would like to practise from the options shown.
2
Select your level
Pick the level of difficulty you want to tackle.
3
Choose your number of questions
Decide how many questions you want to practise — then get started!
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Explanation