Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 13 ? 11 = 143 |
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| 2. | 193 ? 144 = 337 |
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| 3. | 175 ? 157 = 18 |
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| 4. | 14 ? 8 = 112 |
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| 5. | 10 ? 7 = 70 |
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| 6. | 159 ? 89 = 248 |
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| 7. | 12 ? 6 = 72 |
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| 8. | 9 ? 8 = 72 |
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| 9. | 15 ? 9 = 135 |
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| 10. | 175 ? 155 = 20 |
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| 11. | 13 ? 6 = 78 |
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| 12. | 14 ? 10 = 140 |
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