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Learn how to remove brackets from simple algebraic expressions.
Learn how to multiply the terms inside a pair of brackets by the term outside.
Expand a pair of brackets using the clown's face method.
The final video showing how algebraic expressions containing brackets can be simplified.
If you have no dice don't despair because most scientific calculators have a random number generating facility as can be seen in this short video.
Otherwise known as rearranging the formula, this video shows how to change the subject of an equation.
Learn the conditions for two triangles to be congruent and then use this information to solve problems.
See the most efficient pencil-and-paper methods for multiplying and dividing decimal numbers.
Did you know that you can fold an A4 sheet of paper into a regular pentagon? This short video shows how it is done.
Converting improper fractions to mixed numbers.
Find out how to change a mixed number into an improper fraction.
Learn how to convert an improper fraction to a mixed number in its lowest terms.
Learn about simple interest, compound interest, appreciation and depreciation.
Learn the common methods of solving quadratic equations by factorising and by using the quadratic formula.
Find out about all of the benefits Transum membership has to offer for the busy Maths Teacher and Tutor.
A video from Simon Clark presenting a deep but accessible account of the history of pi. [Time: 16:46]
A fast paced animation explaining the development of the modern calendar. [Time: 3:55]
It's not just the squares on the sides of right angles triangles that add up! [Time: 8:56]
A song about the angles made with parallel lines. [Time: 2:53]
Craig Barton and Jo Morgan help you and your class understand angles through the means of kung fu. [Time 1:12:49]
Area and perimeter of composite shapes video for GCSE Maths. [Time: 10:15]
This Maths problem went viral on Twitter and there has been debate about the answer. Presh explains why one interpretation is considered correct. [Time: 3:32]
A video showing how binary counting can solve the Tower of Hanoi puzzle. [Time: 13:58]
A novel way of introducing the mathematical calculation convention, BODMAS [Time: 1:27]
Can you use Maths to get you and your friends over the bridge before the zombies arrive? A logic puzzle presented as a cartoon. [Time: 3:49]
This simple Maths problem often baffles even really smart people. Can you solve it? [Time: 0:55]
A teacher draws a perfect freehand circle of diameter one metre in less than a second. [Time: 1:18]
A free trial lesson from Math Upgrade dot com. [Time: 1:51]
This song helps students remember circle terminology (radius & diameter) and the formulas for area and circumference. [Time: 1:36]
How does the circumference of a glass compare to the height of the glass? You'll be surprised when you find out. [Time: 1:03]
Learn how to tell the difference between permutations and combinations and use the formulae to answer questions. [Time: 7:38]
Construction (with compass and straight edge) of a triangle congruent to a given triangle. [Time: 1:33]
A video explaining the vocabulary and showing how to plot points in all four quadrants.
When measuring very large data sets, like the crowd of 1.8 million who attended Obama's inauguration, often exact counting is impossible! Find out how statisticians use density samples to estimate their statistics. [Time: 2:29]
Professor Marcus Du Sautoy believes that the worlds of Mathematics and the Arts are much closer than we’re led to believe [Time: 5:03]
This video from Corbettmaths explains what the term cube root means and shows how to cube root a number. [Time: 3:21]
Mentally calculate the cube root of any perfect cube of a number between 1 and 1000. [Time: 8:39]
Euclid and his friends explain how many different kinds of triangle there are. [Time 3:47]
Examples showing how to solve direct and inverse proportion questions in the form of a song! [Time 3:33]
Domain and range of a function given a formula from Khan Academy. [Time: 8:06]
A Maths teacher goes through the idea of enlarging a shape from a centre of enlargement. [Time: 10:39]
How to enlarge a shape by a positive scale factor and a centre of enlargement. Includes a scale factor less than 1 and a centre of enlargement inside the shape. [Time: 2:27]
Learn how to use the powers of 10 to make amazingly fast estimations of big numbers with this animated explanation. [Time: 4:14]
A boy on the Genius Junior TV programme demonstrates his amazing mental abilities. [Time: 1:38]
A straight forward explanation from Teacher Tube. [Time: 3:04]
Mathematician Presh Talwalkar explains five facts you should know about pi. [Time: 5:53]
A straight forward explanation from SLEP [Time: 2:50]
Did you know that you can fold an A4 sheet of paper into a regular pentagon? This short video shows how it is done. [Time: 2:13]
These are the formulae candidates need to know for the GCSE(9-1) Maths exams. [Time 58:11]
A free trial lesson from Math Upgrade dot com. [Time: 1:34]
Forget finding common denominators when adding dissimilar fractions - this way is much faster and easier. [Time: 8:02]
Practice plotting values on the number line as a passionate activist rises up and demands equity for all numbers, including fractions and decimals.
Screencast of probability lesson for Intermediate GCSE Maths. [Time: 9:37]
This video from Mathsmaster.org shows very clearly the step by step method of finding the LCM and HCF of two numbers. [Time: 2:52]
This video from Mathsmaster.org shows very clearly the step by step method of finding the LCM and HCF of two numbers using Prime Factorisation. [Time: 4:56]
A supercut of moments in TV and cinema where characters downtalk maths. [Time: 2:15]
Do you know how long a metre is? Where did this measurement come from? How long has it been used for? [Time: 2:58]
This video shows how to play War cards tweaked just a little to turn it into a maths game. [Time: 3:55]
Steve Backshall teaches you how to use a compass to take a bearing and find out which direction you need to travel. [Time: 1:33]
Chapel Hill-Chauncy Hall teacher Kelly Overbye demonstrates how she uses Multiple Intelligences, to teach her students about the slope of graphs. [Similar to Transum's Human Graphs] [Time: 1:55]
An in depth look at the topic of indices from beginning to end. [Time 57:41]
A free trial lesson from Math Upgrade dot com. [Time: 2:23]
This video will give you a brief introduction to calculus. It does this by explaining that calculus is the mathematics of change. A couple of examples are presented, and then limits, derivatives, and integrals are introduced.
This video explores different mazes composed of consecutive numbers and their greatest sum. [Time: 9:34]
A really zany video revising mean, median, mode and range [Time: 3:49]
Why do some years have an extra leap day and what is it for? [Time: 3.59]
A cartoon illustrated rap song explaining addition and subtraction of decimals. [Time: 1:49]
A very clear demonstration of how to use a compass and a straight edge to draw common loci. [Time: 3:38]
Logarithms and log tables - what Transum used before calculators! [Time: 5:09]
A basic introduction to the concept of logarithms from the Khan Academy [Time: 9:48]
Only 10% of people get the correct answer to this simple logic puzzle. [Time: 3:55]
Some of your favourite maths jokes are dissected in forensic fashion. [Time: 6:59]
Introducing Mathino. A number facts card game. [Time: 4:59]
A four-step process for taking pupils on the path from acquisition to automaticity [Time: 5:47]
Mathematical errors in the movies. [Time: 6:47]
Lana Rose sings the song she wrote for GCSE maths revision. [Time: 2:28]
A TED talk describing a visual approach to learning Maths from MIND Research. [Time: 8:17]
A free trial lesson from Math Upgrade dot com. [Time: 1:31]
A quick overview of methods for learning all one hundred multiplication facts from 1x1 to 10x10. [Time 3:58]
This video lesson shows you tips on how to multiply faster than ever! [Time: 10:44]
Dr. Howard Gardner explains his multiple intelligence theory. [Time: 7:54]
A different way to multiply together numbers. Can you see how it works? [Time: 2:29]
Can you understand the explanation of these multiplication methods even though you may not speak the teacher's language? [Time: 2:34]
Wako shows how to multiply 47 by 83 in his crazy cartoon singing way! [Time 2:58]
A straight forward, no nonsense demonstration of the methods of multiplying and dividing decimals. [Time: 5:02]
Cristóbal Vila created this short animated film that deals with geometric formulas that appear in nature such as the Fibonacci Sequence. [Time: 3:44]
A video from MathsWatch about Enlargement by a Negative Scale Factor. [Time: 2:42]
Short but sweet, a Ninja country song about the rules for multiplying directed numbers. [Time: 0:40]
From Corbettmaths, this video explains how to add or subtract positive and negative numbers. [Time: 4:53]
A computationally-efficient, natural, and easy-to-remember algorithm for solving general quadratic equations.
Learn your 9 times table fast using your fingers! [Time: 4:42]
About the Japanese street grid system and other opposites. [Time: 2:48]
Instructional video showing how the area of a parallelogram can be determined. [Time: 1:34]
A short silly animated music video. [Time: 2:28]
A video lesson on Permutations, calculating them using the counting principle and the nPr formula. [Time 13:56]
Some information about Pi, the "celebrity number'. A video features maths-loving author Alex Bellos. [Time:9:42]
Pi, Spigot Algorithms and why The Simpsons is not in Base 8? In this video Simon Singh's talks about Pi and Maths in The Simpsons. [Time: 9:39]
Kate Bush sings the digits of pi (audio only). [Time: 9:31]
We write numbers using only ten symbols (called Digits). Where we place them is important. [Time: 2:56]
A Khan Academy video explaining place value. [Time: 3:59]
What are platonic solids and why are there only five of them? [Time: 6:37]
Learn the names of the basic polygons. [Time: 3.19]
Dividing by zero, zero divided by zero and zero to the power of zero - all pose problems! [Time: 12:59]
The Simpson's 26th season finale. 'Mathlete's Feat' is full of mathematical problems that Presh solves. [Time: 6:39]
Pythagoras' Theorem water-proved (made in Switzerland) [Time: 19 seconds]
A song from Math Upgrade dot com. [Time: 2:57]
A lively explanation from Math Antics [Time: 8:49]
A straight forward explanation from SLEP [Time: 2:20]
A straight forward explanation from SLEP [Time: 3:20]
A demonstration of standard ruler and compass constructions [Time: 3:04]
Maths teachers from England construct a scatter graph from their heights and shoe sizes. [Time: 3:20]
GCSE Tutorial - Set Notation and Venn Diagrams - Shading, Intersections (higher and foundation) [This video does not exist!]
Does seven times thirteen really equal twenty eight? [Time: 2:34]
Shading intersections, unions and complements in Venn diagrams. [Time: 15:56]
A CGP Maths Tutor explains what 'significant figures' are then talks you through some examples in this video tutorial. [Time: 4:23]
This video portrays a visual of how to explain the difference between simple interest and compound interest in a very practical way. [Time: 5:51]
This video demonstrates how to solve simultaneous equations by elimination. [Time: 2:51]
This video demonstrates how to solve simultaneous equations by substitution. [Time: 25:24]
Math Tricks for Fast Calculation - How to square numbers between 10 and 20 without memorisation. [Time: 2:31]
This video explains numeric and categorical data and helps you gain an understanding of when to apply a t-test or a chi-square test. [Time: 12:49]
A tutorial explaining how the graph of a straight line can be sketched from the equation in the form y=mx+c [Time: 36:45]
Marcus du Sautoy' TED talk illustrating some aspects of symmetry. [Time: 20:17]
Using loci in the movies! Two intersecting circles are drawn to find a specific location. [Time: 1:32]
A tetrahedron and a pyramid have edges of equal length. If they are glued together on a triangular face with the vertices aligned, how many faces will the new shape have? [Time: 3:47]
A 50 cent coin has 12 equal sides. If you place two coins next to each other on a table, what is the angle formed between the two coins?
Complex data sets (like military spending, media buzz, Facebook updates) are turned into beautiful, simple diagrams. [Time: 18:17]
A fascinating BBC Two television programme from 1986. A documentary on Leibniz and the calculus. [Time: 24:43]
The Counting Principle, Permutations, and Combinations. A fast paced, clearly illustrated video.
A visual riddle! Can you explain? [Time: 0:54]
An excerpt from the animated film American Dream [Time: 3:04]
Arthur Benjamin gives a TED talk on Fibonacci numbers. [Time: 6:24]
How lucky can you get? How many ways are there to arrange the digits 23019? What strategies might a contestant use to get a price from these 5 digits. [Time: 5 minutes]
An illustrated talk about the notion of symmetry and how it applies to nature. [Time: 5:08]
This video from Mind Your Decisions teaches a trick so you can solve the puzzle quickly.
A beginner's tutorial for measuring three figure compass bearings using a protractor. [Time: 24:48]
This is a video of a presentation introducing the TI-Nspire CS CAS calculator. [Time 11:15]
Time Calculations using Casio Calculator - Degrees, Minutes & Seconds button - DMS [[Time 3:23]]
Jill Mansergh uses a number stick to teach the 17 times table in less than ten minutes. [[Time: 9:07]]
The four basic transformations have been put to music! [Time: 2:26]
A trigonometry and Pythagoras theorem revision song [Time: 3:31]
This video from Corbettmaths goes through a typical 3D trigonometry question - finding an angle in a cuboid. [Time: 6:26]
Want to know how to use your scientific calculator? We thought this might be useful - here's an easy to follow, step by step guide. [Time: 13:00]
An introduction to vectors, equal vectors, opposite vectors, vector addition, parallel vectors and also many GCSE questions. [Time: 20:36]
This video is from MathsWatch and explains all you need to know about using set notation with Venn diagrams. [Time 2:35]
Hans Rosling's famous lectures combine enormous quantities of public data with a sport's commentator's style to reveal the story of the world's past, present and future development. [Time: 4:47]
Dr Frost demonstrates how to find the volume of a cylinder with a number of worked examples. [Time: 5:41]
A basic introduction to the concept of functions. [Time: 11:33]
A light-hearted look at percentages from Math Antics. [Time: 8:52]
The one thing physicists, air traffic controllers, and video game creators all have in common! An animated Ted Ed talk by David Huynh. [Time: 4:40]
Demonstrations of how to work with the laws of indices (powers). [Time: 9:58]
How long can Santa spend at each home delivering presents? This and other festive questions answered. [Time: 3:58]
Did you know there is a formula for calculating the amount of wrapping paper needed? [Time: 4:21]
There are 152 videos on this page. Don't forget If you are looking for a particular topic you may like to begin on the topics page where you can also find Starters, visual aids and interactive resources.
Memorise the mathematical facts in the video then answer the ten quiz questions to earn a trophy.
A selection of short (one to two minutes) factual videos have been chosen for this test of memory. When the video has finished playing reveal the questions based on the video. The first questions test recall while the latter questions require application of the facts. Click on one of the images below to begin.
The Pound Coin |
The Human Heart |
Long Way Down |
The mathematical factoids you never knew that you never knew. What is a googol? Who invented the equals sign? Which number comes first if they are arranged alphabetically? What is the answer to the ultimate question of life, the universe, and everything? What is the maximum number of moves it will take to solve a Rubiks cube no matter which of the 43 quintillion possible starting positions you begin with? Click on the picture to the left to find out.