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CÁLCULOS con 3·5·7

3 x 5 + 7 = ...

3 x 7 – 5 = ...

(7 – 3) x 5 = ...

5 x 3 – 7 = ...

7 x 3 + 5 = ...

(7 + 3 ) / 2 = ...

(5 + 3) x 7 = ...

5 x 7 – 3 = ...

(5 + 7) / 3 = ...