Algebraic HCFExercises providing practice finding the highest common factor of algebraic expressions. 
This is level 1: Find the highest common factor (HCF) of the expressions below:
InstructionsTry your best to answer the questions above. Type your answers into the boxes provided leaving no spaces. As you work through the exercise regularly click the "check" button. If you have any wrong answers, do your best to do corrections but if there is anything you don't understand, please ask your teacher for help. When you have got all of the questions correct you may want to print out this page and paste it into your exercise book. If you keep your work in an ePortfolio you could take a screen shot of your answers and paste that into your Maths file. 



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❎Numeric HCF  Begin with the basics; practise finding the HCF of pairs of numbers
Level 1  Expressions such as: 3c² and 9c
Level 2  Expressions such as: 4x²y and 8xy³
Level 3  Expressions with 3 variables and 3 terms
Level 4  Exercise from an old textbook
Level 5  More advanced exercise from an old textbook
Algebraic LCM  A very similar exercise that can be used to practise finding the LCM of pairs of expressions
More on Factors including lesson Starters, visual aids, investigations and selfmarking exercises.
Answers to this exercise are available lower down this page when you are logged in to your Transum account. If you don’t yet have a Transum subscription one can be very quickly set up if you are a teacher, tutor or parent.
See the National Curriculum page for links to related online activities and resources.
To type an index or power us the caret symbol ^
Before beginning this Algebraic HCF exercise you should have mastered
the numeric HCF Exercise.
The video above is from @MarkWillisMaths
Don't wait until you have finished the exercise before you click on the 'Check' button. Click it often as you work through the questions to see if you are answering them correctly. You can doubleclick the 'Check' button to make it float at the bottom of your screen.
Answers to this exercise are available lower down this page when you are logged in to your Transum account. If you don’t yet have a Transum subscription one can be very quickly set up if you are a teacher, tutor or parent.
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