Factor Trees and Surds L.O.

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Presentation transcript:

Factor Trees and Surds L.O. All pupils remember and understand factor trees All pupils understand how factor trees can help to simplify surds

Starter: Key Words simplify factor trees surds

Factor Trees and Surds L.O. All pupils remember and understand factor trees All pupils understand how factor trees can help to simplify surds

Main 1: Draw factor trees for these numbers: Ext. remember and understand factor trees Draw factor trees for these numbers: Ext. Write each number as a product of it’s prime factors Find the LCM and HCF of each pair of numbers

Factor Trees and Surds L.O. All pupils remember and understand factor trees All pupils understand how factor trees can help to simplify surds

How can this surd be simplified? Main 2: factor trees to simplify surds How can this surd be simplified? √440

How can this surd be simplified? Main 2: factor trees to simplify surds How can this surd be simplified? √440 How could a factor tree be used to check you got the most simplified solution?

Use factor trees to simplify these surds as full as possible: Main 2: factor trees to simplify surds Use factor trees to simplify these surds as full as possible:

Factor Trees and Surds L.O. WWW? EBI? All pupils remember and understand factor trees All pupils understand how factor trees can help to simplify surds WWW? EBI?