The subtraction of natural numbers

Operations with natural numbers I

4. Subtract this number from each number in the magic square.
  Esta unidad interactiva requiere la máquina virtual de Java J2RE.

In this exercise you must subtract the outside number from each number in the square.

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

  Eduardo Barbero Corral
Spanish Ministry of Education. Year 2007

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