Tag: Mathematics
Mathematical game: the Egyptian triangle
We attribute to Pythagoras, the theorem which affirms that, in a right-angled triangle, the square of the hypotenuse is equal to the sum of the squares of the two other…
“Math neurons” identified in the brain
You will also be interested [EN VIDÉO] How to reconcile with mathematics? Normalien, agrégation in mathematics and holder of a master’s degree in the history of religions, Hervé Lehning has…
Mathematical game: calculating the average speed of cars
The calculation of the average speed of motorists seems simple to solve. However, it is better to reflect… Here are two examples. If you drive 100 kilometers at an average…
Mathematical game: the captain and the partisan
Some questions seem to call for an equation to be solved but lead to unrelated questions, such as purely arithmetic problems concerning prime numbers, for example. You will also be…
Mathematics, in the common core in Première and Terminale?
Mathematics is now one of the specialties chosen by high school students. Faced with the concern of teachers who are noticing a drop in the number of students choosing this…
Mathematical game: the age question that drives you crazy
When you try to solve them using arithmetic reasoning, some age questions can drive you crazy. Quite simply because it is difficult to follow the statement. Fortunately, algebra simplifies everything……
Mathematical game: how many nuggets did the jeweler use?
In this new math game, find out which nuggets of gold the jeweler used. A jeweler at seven gold nuggets whose weights are all distinct, from 1 to 7 grams.…
Mathematical game: Aristotle’s wheels
Aristotle’s paradox of two wheels, also called Aristotle’s wheel paradox, has given rise to many questions. What’s the problem ? In ” The Mechanics », a text attributed to Aristotle…
Math game: controversy at the cash register
Do you have to be an expert at mental arithmetic or write down all the prices to check a bill at the supermarket? Maxime bought two pens, € 1.20 each,…
Math game: sheet thieves
A certain number of mathematical problems and puzzles come to us from the Middle Ages like the one explained below. It is about theft and sharing. Algebra simplifies its resolution…