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Articles on Mathematics

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Getting to grips with Domino’s square pizzas is easy with a bit of algebra. Robyn Lee/Flickr

Domino’s square pizza is value for money – with the right toppings

Consider a standard pizza box containing a standard circular pizza. How much more would you be willing to pay for a square pizza that filled the box? Clearly the square pizza contains more pizza: but is…
There is such a thing as ‘too precise’ when it comes to numbers. So what’s appropriate? Erik Olsson

The significance of digits: just how reliable are reported numbers?

When numbers of any sort are presented in mathematics, science, business, government or finance, it’s fair to say a reader assumes that the data are reasonably reliable to their last digit. But presenting…
Tattoos, bow tie, sunglasses = Hipster. giorgiomtb

Craft beers + beards + bicycles = what? Solving hipster maths

Hipsters are so mainstream now that they’re the subject of mathematical papers. Jonathan Touboul, a mathematical neuroscientist from the Collège de France, claims to have answered one of the great mysteries…
Social security is on a collision course with insolvency. A little bit of math could keep it safe. Shutterstock

How mathematics could help us save social security

The US Social Security system has been heading toward insolvency for decades, with the program now projected to run a 25% deficit by a little after 2030, according to the Congressional Budget Office. Despite…
China’s maths stars. How Hwee Young/EPA

How China teaches children maths so well

There has been much publicity in recent years about China and its teachers. After the most recent results from the Program for International Student Assessment (PISA) were published in 2013, considerable…
Every living organism needs the same five basic processes – and we can now model ecosystems on them. erban/Flickr

Life boils down to five ‘rules’ … or so says the Madingley Model

It may sound overly simple, but just five processes can define us as animals: eating, metabolism, reproduction, dispersal and death. They might not seem like much, but, thanks to a mathematical model from…
Maryam Mirzakhani – the first woman to win the Fields medal – was recognised for contributions to understanding the symmetry of curved surfaces. Stanford University

Meet the winners of the Fields medal – the ‘Nobel prize of maths’

The four winners of the 2014 Fields medals – the most prestigious prizes for mathematics – were announced today, including the first female and first Latin American recipients of the 78-year-old prize…
The answer… 56. Multiplication table by extender_01/Shutterstock

What is 7x8? You’ll need confidence to answer correctly

The British Chancellor George Osborne recently refused to answer a simple times table question posed to him by seven-year-old school boy Samuel Reddings. Osborne was asked the question 7x8, but declined…
Deadmau5: probably does his sums. The Cosmopolitan of Las Vegas

Smart DJs use maths to mix the perfect beat

People are very good at moving in time to a beat. When you listen to your favourite song, you will probably find yourself nodding your head or tapping your foot along almost instinctively. And when you’re…
Could you do without? Calculator via Shutterstock

In the classrooms of Singapore, calculators are not crutches

The upcoming ban on the use of calculators in most maths exams for 11-year-olds in UK schools reminds me of a persistent concern in education: when do the tools we use to learn become crutches we can’t…
Don’t blame the timetable. non-partizan

Explainer: what is the maths behind an exam timetable?

Sweaty-palmed and reciting facts over and over in their heads, the hordes of university and school students sitting down to exams this month will have precious little time to think about how their exam…
Mastered numbers? Let’s make it harder. Arenamontanus

Explainer: what is the mastery model of teaching maths?

Ever-envious of Singapore’s much-heralded success in teaching maths, politicians are keen to see its methodology arriving in UK classrooms. Education minister Elizabeth Truss explained some of the background…
Maths can help in the hunt for MH370. EPA/Australian Department of Defence

How statistics can help in the mission to find MH370

That the Malaysian government, with the help of the UK’s INMARSAT, was able to dramatically narrow down the search area for flight MH370, made it seem much more likely that the wreckage of the plane might…
Let’s do the 23 times table. Michael Reynolds/EPA

Explainer: what makes Chinese maths lessons so good?

Chinese students begin learning their maths facts at a very early age: maths textbooks begin with multiplication in the first semester of second grade, when children are seven years old. In order to understand…
Let’s paint a picture of ‘pi’. jakedobkin/Flickr (cropped)

We still can’t get enough pi … but why?

The number pi (π = 3.14159265358979323846…), unique among the pantheon of mathematical constants, captures the fascination of the public and professional mathematicians. Three years ago one of the authors…

Hand gestures help kids learn maths

Using hand gestures may help children learn mathematics better, according to a recent study. Researchers, led by Miriam A…

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