Ergänze das passende Zeichen [2]
Knobelaufgaben
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| 1. | 5 ? 3 = 15 |
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| 2. | 73 ? 67 = 6 |
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| 3. | 10 ? 1 = 10 |
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| 4. | 32 ? 15 = 17 |
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| 5. | 99 ? 58 = 157 |
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| 6. | 100 ? 15 = 115 |
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| 7. | 45 ? 12 = 57 |
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| 8. | 63 ? 27 = 90 |
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| 9. | 47 ? 45 = 2 |
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| 10. | 9 ? 5 = 45 |
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| 11. | 76 ? 34 = 42 |
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| 12. | 76 ? 56 = 132 |
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