The subtraction of natural numbers
Operations with natural numbers I
 

3. Do these subtractions with natural numbers.

  Esta unidad interactiva requiere la máquina virtual de Java J2RE.


Distribute the numbers below in the corresponding circles.

When you click on Init different numbers will appear.
  Esta unidad interactiva requiere la máquina virtual de Java J2RE.

Type the result of each operation in the control box below the window in the correct order.
After typing the number you must click on Enter.

When you type the right number it will appear in the window but it won't if the number is wrong.
     
         
  Eduardo Barbero Corral
 
Spanish Ministry of Education. Year 2007
 
 


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