Maths in english

 "The great book of nature can be read only by those who know the language in which it was written. And that language is mathematics." Galileo



 If you're going to study Maths in English you should  practice some basic vocabulary...


http://www.ompersonal.com.ar/omexpress/numerosymedidas/numeroscardinalesyordinales.htm





Try this link and enjoy learning:           

http://www.bbc.co.uk/podcasts/series/numbertime            Addition words




                           Substraction words





                                          Number order...



Wacht these one-minute videos:
Why learn to add? 


You can also do some easy exercises,  and some more difficult exercises , and much more...

 THE DARK SIDE OF



What do you know about multiple, factors and prime numbers? Test it now



POWERS 

http://www.coolmath.com/prealgebra/04-exponents/03-exponents-negative-bases-01



 Here you can watch some videos about the definition and the properties of powers.
And a basic video about powers of fractions 



FRACTIONS:







EQUIVALENT FRACTIONS PROBLEMS: Practise!

Try this test about fractions


SETS OF NUMBERS 


ROUNDING AND ESTIMATING:   Revise, Activity and Test

Do you want to review the contents of the first evaluation? Try here



 PERCENTAGES:

The word ‘percent’ comes from the Latin ‘per centum’.In English, this means ‘out of a hundred’.
 It is shown by the symbol %.
This grid is made up of one hundred squares. The shapes are made up of a different number of squares out of a hundred. This means the shapes cover different percentages of the grid.





 Play with percentages:
 http://www.bbc.co.uk/schools/gcsebitesize/maths/number/percentagesrev1.shtml

IF ONE HUNDRED PEOPLE LIVED ON EARTH

THE RULE OF THREE




If it takes 4 men one day to build a wall, how long does it take 60 000 men to build a similar wall?




ALGEBRA:

EQUATIONS

Explained step by step 

video: How to solve a variable equation
video: How do you solve 5(2x+7)=45

Some more exercises about equations 

One more challenge with weighing balances 

Translating problems into equations

GEOMETRY 

Similarity: Thales and Pyramids

Perimeter, Area and Volume; revision




 

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