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Arithmetic Archive

Arithmetic Files

Adding and Subtracting Directed Numbers

Updated on 27 July 2011

  • A PowerPoint demo od using negative numbers in addition and subtraction

Adding and Subtractive Negative Numbers

Updated on 27 July 2011

  • A Tarsia activity

Adding Darts

Updated on 29 July 2011

  • Practice addition using this game

Alphabetables

Updated on 29 July 2011

  • A puzzle that encourages thinking about multiplication tables and patterns

Arithmagons

Updated on 29 September 2011

  • Various arithmagon worksheets including decimal and algebraic

Basic Number Skills

Updated on 27 July 2011

  • A Tarsia activity

Blip Blop Problems

Updated on 29 September 2011

  • Using made up units to enhance understanding

Blocks

Updated on 01 September 2011

  • A number investigation

Box Mulitplicaiton

Updated on 29 July 2011

  • Excel sheet generating questions and answers

Box Multiplication 2x2

Updated on 29 July 2011

  • Self marking Excel sheet

Box Multiplication 2x3

Updated on 29 July 2011

  • A self-marking Excel sheet

Chains

Updated on 01 September 2011

  • A number investigation

Chinese Multiplication

Updated on 29 July 2011

  • Self-marking Excel sheet

Chinese Multiplication

Updated on 29 July 2011

  • PowerPoint showing the method

Directed Numbers Starter

Updated on 27 July 2011

  • A selection of quick questions like the type sometimes met on SATs papers
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