# Maths-support's Centre

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I am a Mathematics teacher, 22 years experience in KS3, IGCSE and IB Diploma, Studies, Standard Level and Higher Level. You will find many resources for different levels

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I am a Mathematics teacher, 22 years experience in KS3, IGCSE and IB Diploma, Studies, Standard Level and Higher Level. You will find many resources for different levels

#### Probability. Using tree diagrams

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Power Point presentation, 7 slides, Explaining how to create and use tree diagrams to represent information, and to calculate probabilities with and without replacement, based on IB Standard Level Syllabus. For a preview of the power point copy the following link on your browser: https://drive.google.com/file/d/169bfnW4qUCF4EtiKZo3Z6BF4aM21DyPp/view?usp=sharing If you want to find more resources, visit our website www.mathssupport.net

#### KS3 – Transformations, Enlargement

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PowerPoint presentation, 13 slides, Explaining with examples how to enlarge a shape from the centre of enlargement and using an integer scale factor, based on KS3 National curriculum. For more resources, visit our website www.mathssupport.org

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Power Point presentation, 11 slides, Explaining with examples how to use radians to measure angles, and how to calculate the length of arc and the area of a sector. For a preview of the power point copy the following link on your browser: https://drive.google.com/file/d/0B8z00qLZV7OlQ3Z4Y19mOWhfREU/view?usp=sharing

#### Solving simultaneous equations by equating values of y

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PowerPoint presentation, 11 slides, explaining how to solve linear simultaneous equations by equating expressions of y. For more resources, visit our website www.mathssupport.org

#### Plotting Points

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Power point presentation, 6 slides explaining how to plot point on a Cartesian plane. 3 Worksheets to plot points on cartoon characters: Shrek, Luigi, Minion. If you want to find more resources, visit our website www.mathssupport.net

#### Statistical diagrams. Box and whisker plots.

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KS3 Maths Tutorial and Activity. Powerpoint presentation. Representing Data. Interpreting Data. How to draw a box and whisker graph and compare data from the median, interquartile, upper quartile, interquartile range and range.

#### IB Applications and interpretations - Annuities and amortization

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PowerPoint presentation, 32 slides, Explaining what annuities are and how to use a Graphics display calculator to calculate annuities and what amortization is and how to make some calculations using the GDC. Includes a Worksheet with Exam-style questions along with the answers. For more resources www.mathssupport.org

#### Sinusoidal models

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Power Point presentation, 15 slides, Explaining how to find the a function to model a set of data from a periodical phenomena, based on IB Mathematics: Applications and interpretation Standard Level Syllabus. If you want to find more resources, visit our website www.mathssupport.net

#### Profit and loss

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Power Point presentation, 9 slides, Explaining with examples what profit is and how to calculate it; what loss is and how to calculate it. For a preview of the power point copy the following link on your browser: https://drive.google.com/file/d/0B8z00qLZV7OlS1dPZElObFJONWs/view?usp=sharing

#### Financial Maths - Wages, salaries, Income tax and purchase tax

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Power Point presentation, 12 slides, Explaining with examples How to calculate wages, salaries, income tax and purchase tax. For a preview of the power point copy the following link on your browser: https://drive.google.com/file/d/0B8z00qLZV7OlNkVZa1ZxdlpXenc/view?usp=sharing

#### Chi squared test for independence

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Power Point presentation, 30 slides, Explaining what Chi square test for independence is, using examples to show how to perform the test, and show how to use GDC to calculate chi-square, based on IB Mathematics: Applications and interpretations Standard Level. If you want to find more resources, visit our website www.mathssupport.net

#### Multiplying and dividing by powers of 10

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Power Point presentation, 15 slides, Explaining with examples how to multiply and divide any number by 10, 100 and 100, based on the KS3 National Curriculum. More resources www.mathssupport.org

#### Percentage error

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Power Point presentation, 8 slides, Explaining how to calculate percentage error in a measurement, based on IB Mathematical Studies Syllabus. For a preview of the power point copy the following link on your browser: https://drive.google.com/file/d/0B8z00qLZV7OlNU56R0cwbGtFNE0/view?usp=sharing

#### Integration by substitution

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PowerPoint presentation, 11 slides, Explaining how to integrate composite functions using the method of substitution. Based on the Analysis and Approaches IB Mathematics Higher l

#### Using the Unit circle

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Power Point presentation, 10 slides, Explaining what is the unit circle and how to use it in trigonometry to determine sine, cosine and tangent of any angle, also the especial angles 30, 45 and 60, based on IB Mathematics, Standard level Syllabus. For a preview of the power point copy the following link on your browser: https://drive.google.com/file/d/1A9fraEwn3CnQq-RgPfBGDBn09y1aMdLa/view?usp=sharing If you want to find more resources, visit our website www.mathssupport.net

#### Geometrical proofs using vectors.

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Power Point presentation, 7 slides, Explaining how to use vector addition, subtraction and scalar multiples to deduce some geometrical results,based on IB Mathematics: Analysis and approaches, Higher Level Syllabus. More resources www.mathssupport.org

#### Graphs of fixed values of x or y

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PowerPoint presentation, 8 slides, Explaining with examples how to recognize and draw line graphs with fixed values of x and y; and to recognize and draw line graphs of y = x and y = -x ; suitable for middle school or KS3 National curriculum. More resources www.mathssupport.org

#### Velocity and acceleration functions

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Power Point presentation, 10 slides, Explaining how to use the derivative of displacement to calculate the instantaneous velocity. How to use the derivative of velocity to calculate the instantaneous acceleration, based on IB Mathematics Standard Level Syllabus. For a preview of the power point copy the following link on your browser: https://drive.google.com/file/d/0B8z00qLZV7OlWGxNRUdQbF9MNlk/view?usp=sharing