Irrational numbers and surds (10A)
Indices and surds
Essential Mathematics Year 10
MaffsGuru Logo Sitting
Videos in this series
Please select a video from the same chapter
Video Images Video Images Video Images Video Images Video Images
Lesson notes


  Learning Objectives
  Recap of past learning
  Aren't you being irrational?
  Examples of rational and irrational numbers
  Irrational numbers with a root sign
  The square of a square root
  Index laws for surds
  Simplifying surds
  Examples of simplifying surds
  Doing things backwards
  Examples of doing things backwards

This is the first in a new series of videos on Surds and the Year 10 Advanced content. This video looks at what rational and irrational numbers are, and how to identify them, before moving on to look more closely at surds. There are many more videos to come but this looks at the important role simplifying surds takes. I do a number of examples which show how to simplify surds and backed with theory.
Video tags

maths tutorials year 10 maths surds what are surds simplifying surds year 10 advanced irrational numbers rational numbers irrational numbers including surds what is a surd how do I simplify a surd grade 10 maths advanced maths irrational number square root