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These are the topics related to the standard: Work with radicals and integer exponents."

Here are some specific activities, investigations or visual aids picked out. Click anywhere in the grey area to access the resource.

• Indices A self marking exercise on indices (powers or exponents) including evaluating expressions and solving equations.
• Indices Video Indices, exponents and powers can all be used as a short way to describe repeated multiplication.
• Power Shift Arrange the given numbers as bases and indices in the three-term sum to make the target total.
• Surds A self-marking exercise on calculating, simplifying and manipulating surds (also known as radicals).

Click on a topic below for suggested lesson starters, resources and activities from Transum.

• Indices Where do many fish live? Indices (in the seas!) This topic involves the use of the index, power or exponent. The concept is easily misunderstood and a surprisingly large number of pupils will evaluate 62 as 12 and not 36. After having mastered positive integer indices pupils should move on to negative indices and fractional indices. Exploring this topic in both numeric and algebraic ways will provide understanding and competence in this important concept.