The division of natural numbers
Operations with natural numbers II
 
3-a . Divide each number of the magic square on the left by the number outside.

Natural numbers are not closed under division because, when dividing a whole number, the result may be a non-whole number. But in this activity all the numbers on the left square are divisible by the divisor. 

  Esta unidad interactiva requiere la máquina virtual de Java J2RE.

 

Divide each number of the magic square on the left by the number outside.

The results are the numbers below. Take them to the corresponding cells on the right.

You will get another magic square with natural numbers.
3-b . Divide each number of the magic square on the left by the number outside.
  Esta unidad interactiva requiere la máquina virtual de Java J2RE.

This exercise is similar to the previous one, but here you must fill all the cells.
       
           
  Eduardo Barbero Corral
 
Spanish Ministry of Education. Year 2007
 
 

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