The addition of natural numbers

Operations with natural numbers I

 

2. Properties of the addition of natural numbers.

You can move the name of properties and the numeric expression with examples from the circles below. You must put everything that refers to the same property in the same line.

  Esta unidad interactiva requiere la máquina virtual de Java J2RE.

       
           
  Eduardo Barbero Corral
 
Spanish Ministry of Education. Year 2007
 
 


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