Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 18 ? 17 = 306 |
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| 2. | 792 ? 781 = 11 |
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| 3. | 10 ? 10 = 100 |
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| 4. | 13 ? 12 = 156 |
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| 5. | 813 ? 56 = 757 |
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| 6. | 907 ? 300 = 607 |
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| 7. | 12 ? 12 = 144 |
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| 8. | 18 ? 11 = 198 |
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| 9. | 17 ? 16 = 272 |
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| 10. | 20 ? 13 = 260 |
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| 11. | 19 ? 14 = 266 |
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| 12. | 664 ? 465 = 1.129 |
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