Category Archives: Maths 2nd ESO

Decimal numbers and fractions exercises

Solutions of the exercises about decimal numbers and fractions: Download

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Calculator Casio Classwiz 991

Download the course

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Olimpiada Matemática de Albacete

Download  the problems and do at least four of them: (Deadline March, 22nd) 1st and 2nd ESO 3rd and 4th ESO

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10 Most important numbers in the World

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Where do math symbols come from?

Math is full of symbols: lines, dots, arrows, English letters, Greek letters, superscripts, subscripts … it can look like an illegible jumble. Where did all of these symbols come from? John David Walters shares the origins of mathematical symbols, and … Continue reading

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“Olimpiada Matemática” Problems

Delivery date: Friday, March 25th, 2016 “Olimpiada Matemática” Problems

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The beauty of Mathematics

BEAUTY OF MATHEMATICS from PARACHUTES on Vimeo.

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Sexagesimal system exercises

Unit 2: Review Exercises

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Prime Numbers and Composite Numbers

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Prime Numbers – Sieve of Eratosthenes

The Sieve of Eratosthenes is a simple, ancient algorithm for finding all prime numbers up to a specified integer. In this case we are using a 100’s chart.

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