# Indices and Standard Form eBook

This indices and standard form eBook contains a selection of A4 printable worksheets  for GCSE mathematics .  Solutions are provided to enable quick and easy feedback.

### Topics Included

• Square and Cube Numbers
• Index Notation
• Rules of Indices
• Writing with Standard Index Form
• Calculations with Standard Index Form
• Simplifying Surds
• Calculations with Surds
• Negative Powers & Reciprocals
• Fractional Powers
• Rationalising the Denominator
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### Mr Mathematics Blog

#### Rounding to a significant figure

When I teach rounding to a significant figure, I ask the class to discuss in pairs or small groups a definition for the word significant.  It is a word that all the students have heard before but not all are able to define. After 2 or 3 minutes of conversation I ask the students to […]

#### Calculating Instantaneous Rates of Change

When calculating instantaneous rates of change students need to  visualise the properties of the gradient for a straight line graph.   I use the starter activity to see if they can match four graphs with their corresponding equations. The only clue is the direction and steepness of the red lines in relation to the blue line […]

#### Converting Between Fractions, Decimals and Percentages

Fractions, decimals and percentages are ways of showing a proportion of something.  Any fraction can be written as a decimal, and any decimal can be written as a percentage.  In this blog I discuss how to use the place value table and equivalent fractions to illustrate how fractions, decimals and percentages are connected. You can […]