Ergänze das passende Zeichen [1]
Knobelaufgaben
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| 1. | 70 ? 51 = 19 |
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| 2. | 9 ? 7 = 63 |
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| 3. | 9 ? 3 = 27 |
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| 4. | 9 ? 2 = 18 |
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| 5. | 6 ? 6 = 36 |
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| 6. | 62 ? 62 = 0 |
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| 7. | 79 ? 65 = 14 |
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| 8. | 3 ? 1 = 3 |
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| 9. | 72 ? 21 = 51 |
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| 10. | 39 ? 33 = 72 |
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| 11. | 62 ? 29 = 33 |
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| 12. | 28 ? 13 = 15 |
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