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# Arithmetic resources

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### Facts & Formulae Leaflets (2)

Facts & Formulae for Functional Mathematics - Onscreen version
A onscreen version of the Fact & Formulae leaflet for Functional Mathematics contributed to the mathcentre Community Project by Anne Townsend.
Facts & Formulae for Functional Mathematics - Print version
A Fact & Formulae leaflet for Functional Mathematics contributed to the mathcentre Community Project by Anne Townsend. This leaflet is designed to be printed landscape on A4 and folded.

### iPOD Video (18)

Adding and Subtracting Fractions Part 1
This video segment introduces the addition and subtraction of fractions. This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Adding and Subtracting Fractions Part 4
This video segment shows how to add/subtract mixed fractions. This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Adding and Subtracting Fractions Part 5
This video segment shows the addition of three mixed fractions. This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Fractions - basic ideas Part 1 - what is a fraction ?
This iPod download is part of a video tutorial on Fractions. It explains what is meant by a fraction, and gives some examples. It shows equivalent fractions - that is fractions having the same value, but written in different forms. This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Fractions - basic ideas Part 2 - equivalent fractions
This video segment looks at how fractions can be expressed in different but equivalent forms. This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Fractions - basic ideas Part 3 - proper, improper, mixed fractions
This video segment looks at equivalent fractions, proper, improper and mixed fractions. This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Fractions - Multipying and Dividing - Part 1
This video segment introduces the multiplication and division of fractions. This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Fractions - Multipying and Dividing - Part 2
This video further illustrates the multiplication and division of fractions. This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Fractions - Multipying and Dividing - Part 3
This video further illustrates the multiplication and division of fractions. This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Fractions - Multipying and Dividing - Part 4
This video further illustrates the multiplication and division of fractions. This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Fractions - Multipying and Dividing - Part 5
This video further illustrates the multiplication and division of fractions. This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Fractions - Multipying and Dividing - Part 6
This video further illustrates the multiplication and division of fractions. This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Fractions - Multipying and Dividing - Part 7
This video further illustrates the multiplication and division of fractions. This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Fractions - Multipying and Dividing - Part 8
This video further illustrates the multiplication and division of fractions. This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Percentages - part 1
This video segment introduces percentages. This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Percentages - part 2
This video segment develops the material in the previous unit on percentages. This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Percentages - part 3
This unit develops the previous unit on percentages. This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Percentages - part 4
This unit develops the previous unit on percentages. This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.

### Quick Reference (2)

Highest Common Factor Lowest Common Multiple
Find the Highest Common Factor and Lowest Common Multiple of pairs of natural numbers, including Euclid's algorithm. This Quick Reference leafet has been contributed to the mathcentre Community Project by Leslie Fletcher and reviewed by Lesley Wright, Liverpool John Moores University.
Mathematical Symbols and Abbreviations
This leaflet provides information on symbols and notation commonly used in mathematics. It shows the meaning of a symbol and, where necessary, an example and an indication of how the symbol would be said. For further information from mathcentre resources, a search phrase is given. This Quick Reference leaflet is contributed to the mathcentre Community Project by Janette Matthews and reviewed by Tony Croft, University of Loughborough.

### Test Yourself (1)

Maths EG
Computer-aided assessment of maths, stats and numeracy from GCSE to undergraduate level 2. These resources have been made available under a Creative Common licence by Martin Greenhow and Abdulrahman Kamavi, Brunel University.

### Video (4)

Fractions - adding and subtracting
In this unit we shall see how to add and subtract fractions. We shall also see how to add and subtract mixed fractions by turning them into improper fractions. (Mathtutor Video Tutorial) This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Fractions - basic ideas
What are fractions? Fractions are ways of writing parts of whole numbers. For example if we take a pizza, and divide it up equally between 4 people, each person will have 1/4 or, written in words, one quarter of the pizza. (Mathtutor Video Tutorial) This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Fractions - multiplying and dividing
In this unit we shall see how to multiply fractions. We shall also see how to divide fractions by turning the second fraction upside down. (Mathtutor Video Tutorial) This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.
Percentages
In this unit we shall look at the meaning of percentages and carry out calculations involving percentages. We will also look at the use of the percentage button on calculators. (Mathtutor Video Tutorial) This resource is released under a Creative Commons license Attribution-Non-Commercial-No Derivative Works and the copyright is held by Skillbank Solutions Ltd.

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