# 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

#### Transformations - Enlargements

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Power Point presentation, 8 slides, explaining how to enlarge a shape using positive, negative and fractional scale factors. For a preview of the power point copy the following link on your browser: https://drive.google.com/file/d/0B8z00qLZV7OlVDJEbkdtMFNzN3c/view?usp=sharing

#### Transformations - Reflections

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Power Point presentation, 10 slides, explaining how to reflect a shape about horizontal, vertical and diagonal mirror lines. For a preview of the power point copy the following link on your browser: https://drive.google.com/file/d/0B8z00qLZV7OlM1JlbjZYcl9IckE/view?usp=sharing

#### FinancialMaths - saving, credits and loans

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Power Point presentation, 12 slides, Explaining with examples the use of percentages in saving accounts, credit cards, credit plans and loans. For a preview of the power point copy the following link on your browser: https://drive.google.com/file/d/0B8z00qLZV7OlUjBfUk9nTFpiRzQ/view?usp=sharing

#### Limitations of the chi-squared test

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Power Point presentation, 9 slides, Explaining what are the limitations when performing the Chi squared test of independence, using examples to show how to overcome those limitations, based on IB Standard Level Mathematical Studies Syllabus. For a preview of the power point copy the following link on your browser: https://drive.google.com/file/d/0B8z00qLZV7Olb2YwcUlqb1g3UGs/view?usp=sharing If you want to find more resources, visit our website www.mathssupport.net

#### IB Applications and interpretations - Introduction to Matrices

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Power-Point presentation, 7 slides, Explaining what are matrices and the vocabulary related to matrices. Based in the IB Maths Syllabus for Applications and interpretations. Worksheet with Exam-style questions along with the answers. If you want to find more resources, visit our website www.mathssupport.net

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#### 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.

#### Counting methods, permutations and combinations

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Power point presentation, 8 slides, to explain what are permutations and combinations, using examples to use the formulas and calculate the number of possible arrangements. based on IB Mathematics: Analysis and approaches, Higher Level Syllabus. It is included a Worksheet with exam-style questions along with the answers that can be used either as classwork or homework. More resources www.mathssupport.org

#### 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

#### 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

#### The t-test

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PowerPoint presentation, 14 slides, Explaining what the t-test is, using examples to show how to use GDC to calculate the t-test and decide on accepting or rejecting a hypothesis. Based on the IB Mathematics: Application and interpretations Standard level Syllabus. If you want to find more resources, visit our website www.mathssupport.net

#### Binomial theorem with fractional and negative indices

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Power Point presentation, 17 slides, Explaining how to expand binomial if the index is negative or fractional, based on IB Mathematics: Analysis and approaches, Higher Level Syllabus. It is included a Worksheet with exam-style questions along with the answers that can be used either as classwork or homework. More resources www.mathssupport.org

#### 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

#### 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

#### The Normal distribution - Standard Level IB

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Power Point presentation, 27 slides, Explaining what normal distribution is and how to use the standard normal distribution and other normal distributions to calculate probabilities, Using the GDC to calculate probabilities of Normal distribution, based on IB Standard Level Mathematics Syllabus. Find more resources, visit our website www.mathssupport.net For a preview of the power point copy the following link on your browser: https://drive.google.com/file/d/0B8z00qLZV7OlZGNFT1JidWxBOTg/view?usp=sharing

#### Solving trigonometric equations using the unit circle

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Power Point presentation, 7 slides, Explaining how to use the unit circle to find the solutions of a trigonometric equation given an interval, 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/1i5Wer2nWQKUdJTGK7FJ7k1ybnd04R1CL/view?usp=sharing If you want to find more resources, visit our website www.mathssupport.net

#### Topic 3: Functions. Non-calculator revision guide. IGCSE International Mathematics

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Past paper question for revision on the topic of Functions and logarithms, based on the 0607 International Mathematics IGCSE Syllabus. 17 Pages of Non-calculator questions, including a booklet with all the answers, to help students to revise focused on one topic. If you want to find more resources, visit our website www.mathssupport.net

#### Volume and surface area of Pyramid, cone, sphere and hemisphere

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Power Point presentation, 23 slides, Explaining how to calculate volume and surface area of 3D shapes: Pyramid, cone, sphere and hemisphere, based on IB Mathematics: Analysis and approaches, Standard level Syllabus. It is included an exercise worksheet along with the answers that can be used as class work or homework. For more resources www.mathssupport.net