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Hannah Watson-Hill

on 25 March 2013

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Transcript of maths

What is substituting algebra? Substituting algebra is when you change the letters into numbers and complete the sum. How to substitute algebra If you subtituted x for 4,
then you would change x to 4,
x+5 changes into
=4+5, which is
=9. Answer Substitute Your answer would be: for example,
if this was your question: Substituting Algebra Now try these! Thank you for watching this presentation. I hope you have learnt how to substitute algebra. here are some links to help you improve. http://www.mangahigh.com/en_gb/maths_games/algebra/substituting_values/substitute_whole_numbers_into_algebra Manga High You can do this with harder calculations like 2x,
which means 2 lots of x.
If x was 4 then you need
=2 lots of 4 which is
=8. BBC Bitesize http://www.bbc.co.uk/schools/gcsebitesize/maths/algebra/indicesrev1.shtml Maths Is Fun http://www.mathsisfun.com/algebra/substitution.html
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