Subtraction of integers
Operations with integers I
 
2. The subtraction of integers.

The addition and the subtraction are included in the same operation.
Subtracting a number is adding up its opposite.
Esta unidad interactiva requiere la máquina virtual de Java J2RE.

We add up the minuend to the opposite of the subtrahend.

Solve these subtractions by taking the numbers below to the corresponding circles.

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

After typing the number you have to hit Enter.
When you type the right number it will appear in the window. If the typed number is not correct, it will not appear.
       
         
  Eduardo Barbero Corral
 
Spanish Ministry of Education. Year 2007
 
 


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