Ergänze das passende Zeichen
Zahlen
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| 1. | 78 ? 73 = 151 |
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| 2. | 35 ? 13 = 22 |
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| 3. | 73 ? 71 = 144 |
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| 4. | 81 ? 67 = 148 |
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| 5. | 33 ? 29 = 4 |
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| 6. | 6 ? 2 = 12 |
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| 7. | 9 ? 1 = 9 |
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| 8. | 6 ? 1 = 6 |
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| 9. | 68 ? 37 = 31 |
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| 10. | 46 ? 45 = 1 |
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| 11. | 66 ? 65 = 1 |
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| 12. | 77 ? 33 = 110 |
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