Übungsaufgaben
Positive Zahlen musst du mit dem Vorzeichen "+" schreiben!
| (+3) · (+7) =
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(+4) · (-6) =
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| (-5) · (-2) =
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(+6) · (+7) =
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| (-8) · (+6) =
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(-5) · (-1) =
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| (+4) · (-9) =
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(-9) · (+7) =
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Der Beitrag ist lizenziert unter der Creative Commons Attribution 3.0 License