Ergänze das passende Zeichen [3]
Knobelaufgaben
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| 1. | 31 ? 26 = 57 |
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| 2. | 7 ? 5 = 35 |
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| 3. | 8 ? 2 = 16 |
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| 4. | 44 ? 39 = 5 |
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| 5. | 87 ? 70 = 157 |
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| 6. | 69 ? 12 = 81 |
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| 7. | 80 ? 72 = 8 |
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| 8. | 49 ? 26 = 23 |
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| 9. | 98 ? 33 = 65 |
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| 10. | 98 ? 17 = 81 |
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| 11. | 4 ? 1 = 4 |
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| 12. | 10 ? 5 = 50 |
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