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Dh2119's Maths Resources Shop

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(based on 614 reviews)

I provide comprehensive worksheets to revise a particular topic (always with answers included) as well as extension materials, for pupils ranging from age about 11 to 16+. All of my premium resources have a UK and US version.

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I provide comprehensive worksheets to revise a particular topic (always with answers included) as well as extension materials, for pupils ranging from age about 11 to 16+. All of my premium resources have a UK and US version.
AH Statistics - Normal Approximation to Binomial
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AH Statistics - Normal Approximation to Binomial

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Some resources to help understand the normal approximation to a binomial distribution. A Powerpoint investigating when a Binomial distribution is close to a normal distribution, and also a video commentary of the Powerpoint. We find that if the sample size is too small (or too skewed) then the normal approximation is good. Specifically, we want np>5 and nq>5. A couple of worked solutions to example problems, in video form
National 5 / GCSE - Colin the Caterpillar Revision
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National 5 / GCSE - Colin the Caterpillar Revision

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A mixed collection of questions covering many major topics of National 5 of GCSE Maths, all with a fun theme of Colin the Caterpillar! Topics covered are: Indices, fractions, volume, quadratics, scattergraph, statistics, percentages Provided with full solutions.
Shapes and Symmetry
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Shapes and Symmetry

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A 4-page write on worksheet exploring basic symmetry and diagonals and other properties of 2D Shapes. Full Solutions provided.
Higher Numeracy Revision
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Higher Numeracy Revision

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A series of simple questions that I used over the Summer Holidays to prepare pupils for Higher Mathematics. Topics include - mixed arithmetic, negatives, algebra, fractions, algebra, surds, trigonometry, notation, indices, and some more complicated algebra
Multiply Whole Numbers worksheet
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Multiply Whole Numbers worksheet

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This is a free-standing resource on multiplying whole numbers It involves multiplications like 5 x 11 up to things like 3 x 11 x 11 It's taken from a Murder Mystery Package I wrote hence it includes a small riddle element at the end. There are two levels of difficulty (A is easier than B) that both have the same solution. Full solutions included.
AH Statistics - Confidence Intervals demonstration on Excel
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AH Statistics - Confidence Intervals demonstration on Excel

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An Excel simulator does twenty samples each flipping a fair coin one hundred times. Each sample generates a confidence interval for the mean number of heads. On average, 19 out of the 20 confidence intervals will include the true mean of 50 heads, This simulation can be run many times (by pressing F9) and each time a new graph visually updates, showing how confidence intervals work. The number of flips and the probabilities can all be changed too.
Whole Numbers Revision
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Whole Numbers Revision

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Two sets of worksheets with solutions on - writing numbers in words - adding and subtracting whole numbers - time intervals and 24 hour time - order of operations (BODMAS) - multiplication and division by e.g. 10, 200, 3000 - long multiplication - rounding with significant figures
Numeracy Starter Questions #1
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Numeracy Starter Questions #1

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Simple questions testing multiplication and division, starting easy then including decimals. Now with answers on the Power Point. See the (Premium) Numeracy Starter Questions #2 for more
Indices - Questions + Summary poster
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Indices - Questions + Summary poster

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A six-page worksheet with hundreds of questions broken down into topics, with a key rule followed by practice questions. It starts simple with positive indices then covers all other areas. Topics are: - multiplying and dividing - powers of powers - numbers in brackets - numbers and letters - to the power zero and one - negative powers - square roots - fractional powers - fractional negative powers Provided with answers in the same document. I wrote this as I couldn’t find any other resource that takes pupils slowly through all the different types of question. Edit: added Indices Summary Powerpoint/PDF which I print out to give to pupils.
Decimal Multiplication worksheet
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Decimal Multiplication worksheet

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This is a free-standing resource on multiplication (and addition) of decimals It involves multiplications like 4 x 0.64 up to things like 11 x 1.25 It's taken from a Murder Mystery Package I wrote hence it includes a small riddle element at the end. There are two levels of difficulty (A is easier than B) that both have the same solution. Full solutions included. [Edit - following a comment by angelpax I've fixed the phrase at the end]
Advanced Higher Maths - Proof
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Advanced Higher Maths - Proof

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Mixed resources covering the difficult topic of proof (contrapositive, proof by induction, direct proof and counterexample). Includes proof by induction questions, a Powerpoint with slides of questions, and a bank of other questions.
Primes, Factors Multiples practice questions
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Primes, Factors Multiples practice questions

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Four sets of practice questions. Includes: - determining if numbers are prime (and odd or square numbers) - multiples and least common multiples - factors and highest common factor Solutions included
Estimation worksheets
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Estimation worksheets

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This is a series of simple questions to give pupils practice in estimating a variety of different units in real life circumstances. The questions are straightforward but should produce a good basis of discussion. There is estimation in a variety of units and also some measuring. Full solutions included.
Adding fractions with grids
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Adding fractions with grids

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Pupils add fractions by shading squares. Simple at first, but gradually they build up to understanding why for example 1/2 + 1/3 = 5/6 Good for lower ability classes who benefit from a visual representation
Simple Sequences - Starters and Practice Test
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Simple Sequences - Starters and Practice Test

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Four Power Point slides on sequences - the first is simple ‘what comes next’ - the second is counting matchsticks and finding a formula - the third is formally finding a linking formula between ‘S’ and ‘T’ - the fourth is more practice finding and using the relationship between ‘S’ and ‘T’ If you like more challenging ‘What Comes Next’ problems see my separate resource on that. A practice test on sequences. Full solutions attached.
Probability - Monty Hall Variations
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Probability - Monty Hall Variations

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A Powerpoint with the classic Monty Hall Problem, then variations with a multiple choice questions one hundred doors ten prisoners Solutions in the notes at the bottom of the Powerpoint slides
Mathematics of Dobble
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Mathematics of Dobble

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A Powerpoint introducing the basic game of Dobble, then delving deeply into how to arrange the symbols on the cards so that each pair of cards matches exactly once. Pupils will be able to make their own mini Dobble sets, with 7, 13, 21 or even up to the full 55 card set. This introduces uses the following areas of mathematics 2D geometry of lines and planes Magic squares and Latin squares